{"product_id":"tens-unit","title":"Balego TENS Digital Edition | Dual-Channel OTC TENS Unit","description":"\u003cdiv class=\"markdown markdown-main-panel tutor-markdown-rendering stronger enable-updated-hr-color\" id=\"model-response-message-contentr_8ec55f045544bc53\" dir=\"ltr\"\u003e\n\u003ch2\u003eBalego® TENS Digital Edition – Portable Dual-Channel TENS Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBalego TENS Digital Edition BAL820\u003c\/strong\u003e is a portable transcutaneous electrical nerve stimulation device designed for convenient over-the-counter use. It delivers electrical stimulation through self-adhesive electrode pads placed on the skin and allows the user to operate one or two channels depending on the selected electrode arrangement.\u003c\/p\u003e\n\u003cp\u003eThe device is \u003ca href=\"https:\/\/www.accessdata.fda.gov\/cdrh_docs\/pdf18\/K181207.pdf\"\u003eFDA-cleared \u003c\/a\u003efor the temporary relief of pain associated with sore and aching muscles in the low back and upper or lower extremities—arms and legs—caused by strain from exercise or normal household and work activities. \u003c\/p\u003e\n\u003cp\u003eEach complete kit includes the TENS unit, lead wires, four reusable self-adhesive electrodes, a 9V battery, a quick-start guide, an instruction manual, and a durable carrying case. The dual-channel design supports the use of one electrode pair or two electrode pairs, depending on the placement instructions in the manual. \u003c\/p\u003e\n\u003ch3\u003eProduct highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePortable digital TENS device\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBalego model BAL-820\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFDA-cleared over-the-counter device\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClass II transcutaneous electrical nerve stimulator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo stimulation channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports two or four electrodes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePreprogrammed stimulation patterns\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndependently adjustable intensity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBiphasic asymmetric rectangular waveform\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBattery-powered with one 9V battery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic no-load protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic shutoff\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSafety cover over the amplitude controls\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMetal belt clip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRubberized side rails for easier handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComplete accessory kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHard carrying and storage case\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOne-year Balego warranty\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eFDA-cleared intended use\u003c\/h1\u003e\n\u003cp\u003eThe Balego TENS Digital Edition is intended for the following:\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003eTemporary relief of pain associated with sore and aching muscles in the low back and upper or lower extremities—arms and legs—due to strain from exercise or normal household and work activities.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch1\u003eVerified product specifications\u003c\/h1\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eVerified information\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBalego®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBAL-820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalego SKU\u003c\/td\u003e\n\u003ctd\u003eBAL820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice type\u003c\/td\u003e\n\u003ctd\u003eTranscutaneous electrical nerve stimulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulatory status\u003c\/td\u003e\n\u003ctd\u003eFDA-cleared OTC medical device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFDA 510(k)\u003c\/td\u003e\n\u003ctd\u003eK181207\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFDA product code\u003c\/td\u003e\n\u003ctd\u003eNUH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulatory class\u003c\/td\u003e\n\u003ctd\u003eClass II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of channels\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrode arrangements\u003c\/td\u003e\n\u003ctd\u003eOne or two electrode pairs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003eBiphasic asymmetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse shape\u003c\/td\u003e\n\u003ctd\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntensity\u003c\/td\u003e\n\u003ctd\u003eUser-adjustable within each program\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram parameters\u003c\/td\u003e\n\u003ctd\u003eDescribed in K181207 as preprogrammed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eOne 9V battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard FDA-file electrode\u003c\/td\u003e\n\u003ctd\u003eEveryway KF5050, wire type, 50 × 50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety functions\u003c\/td\u003e\n\u003ctd\u003eAutomatic no-load trip and automatic shutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded electrodes\u003c\/td\u003e\n\u003ctd\u003eFour reusable self-adhesive electrodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded accessories\u003c\/td\u003e\n\u003ctd\u003eLead wires, battery, quick-start guide, manual and case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eOne year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTechnical information to hold until confirmed\u003c\/h2\u003e\n\u003cp\u003eDo not place the following claims into the specification table until the current boxed manual and regulatory documentation have been reconciled:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eClaim requiring documentation\u003c\/th\u003e\n\u003cth\u003eReason\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e100 mA maximum output\u003c\/td\u003e\n\u003ctd\u003eK181207 lists 80 mA at 500 Ω.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFive total programs\u003c\/td\u003e\n\u003ctd\u003eK181207 lists eight output modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2–150 Hz adjustable rate\u003c\/td\u003e\n\u003ctd\u003eK181207 lists 120 Hz maximum and fixed program settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50–300 µs adjustable pulse width\u003c\/td\u003e\n\u003ctd\u003eK181207 lists 260 µs maximum phase duration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5–60-minute timer\u003c\/td\u003e\n\u003ctd\u003eK181207 lists 15, 30, 60 minutes and continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e60-record compliance meter\u003c\/td\u003e\n\u003ctd\u003ePresent on the current page but not established in the public FDA summary reviewed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMRW capability\u003c\/td\u003e\n\u003ctd\u003eThe abbreviation is not explained or supported on the current page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch1\u003eHow does a TENS unit work?\u003c\/h1\u003e\n\u003cp\u003eTENS stands for \u003cstrong\u003etranscutaneous electrical nerve stimulation\u003c\/strong\u003e. A TENS device sends controlled electrical pulses through electrodes placed on intact skin. The Balego BAL820 uses two output channels, allowing one or two electrode pairs to be arranged according to the placement diagrams and instructions supplied with the device.\u003c\/p\u003e\n\u003cp\u003eTENS is different from NMES or EMS. A TENS unit is selected for sensory-level pain-relief support, while NMES is intended to activate motor nerves and produce muscle contractions. Customers who need both functions may prefer a combination device rather than a dedicated TENS unit.\u003c\/p\u003e\n\u003cp\u003eBrowse our complete \u003ca href=\"https:\/\/www.balego.com\/collections\/tens\"\u003eTENS Units, Electrodes, and Lead Wires collection\u003c\/a\u003e or compare dedicated TENS with combination stimulation in Balego’s TENS education library. The collection distinguishes straightforward TENS devices from TENS\/NMES combination stimulators.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eUnderstanding the two channels\u003c\/h1\u003e\n\u003cp\u003eEach channel connects to a lead wire that divides into two electrode connections.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSetup\u003c\/th\u003e\n\u003cth align=\"right\"\u003eElectrodes used\u003c\/th\u003e\n\u003cth\u003ePractical arrangement\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel 1 only\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2\u003c\/td\u003e\n\u003ctd\u003eOne electrode pair around one permitted treatment area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels 1 and 2\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e4\u003c\/td\u003e\n\u003ctd\u003eTwo pairs around one larger area or two separate permitted placements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo complete pair\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1 or 3\u003c\/td\u003e\n\u003ctd\u003eNot an appropriate circuit; each active channel requires a complete electrode pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe intensity for each active channel should begin at zero and be increased gradually. Differences in electrode size, placement, skin condition, pad quality, and lead-wire contact can make the two channels feel different even when their controls appear similar.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eTENS stimulation patterns\u003c\/h1\u003e\n\u003cp\u003eThere are five user-facing patterns—Constant, Burst, Modulation, SD1, and SD2—and our educational guide explains how those common modes generally feel. \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMode\u003c\/th\u003e\n\u003cth\u003ePlain-language description\u003c\/th\u003e\n\u003cth\u003eTypical sensation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstant or Normal\u003c\/td\u003e\n\u003ctd\u003eDelivers a steady pulse pattern\u003c\/td\u003e\n\u003ctd\u003eConsistent tingling, tapping or buzzing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurst\u003c\/td\u003e\n\u003ctd\u003eDelivers pulses in rhythmic groups\u003c\/td\u003e\n\u003ctd\u003ePulsing or tapping separated by brief pauses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation\u003c\/td\u003e\n\u003ctd\u003eAutomatically varies the stimulation pattern\u003c\/td\u003e\n\u003ctd\u003eChanging or wave-like sensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD1\u003c\/td\u003e\n\u003ctd\u003eUses a narrower strength-duration variation\u003c\/td\u003e\n\u003ctd\u003eMild-to-moderate changes in sensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD2\u003c\/td\u003e\n\u003ctd\u003eUses a wider strength-duration variation\u003c\/td\u003e\n\u003ctd\u003eMore noticeable changes than SD1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eMode selection should follow the current BAL820 manual or clinician instructions. Users should reduce intensity before changing modes because a new program may feel stronger at the same control position. \u003c\/p\u003e\n\u003cp\u003eFor a longer explanation, see our \u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\/what-the-five-tens-modes-burst-normal-modulation-sd1-and-sd2-are-used-for\"\u003eTENS Modes Illustrated: Burst, Normal, Modulation, SD1, and SD2\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eWhat comes with the Balego TENS unit?\u003c\/h1\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded item\u003c\/th\u003e\n\u003cth\u003ePurpose\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalego BAL820 TENS device\u003c\/td\u003e\n\u003ctd\u003eGenerates the stimulation programs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTwo lead wires\u003c\/td\u003e\n\u003ctd\u003eConnect the two channels to the electrodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFour reusable electrodes\u003c\/td\u003e\n\u003ctd\u003eProvide the conductive skin interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9V battery\u003c\/td\u003e\n\u003ctd\u003ePowers the portable device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuick-start guide\u003c\/td\u003e\n\u003ctd\u003eProvides basic initial setup information\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction manual\u003c\/td\u003e\n\u003ctd\u003eContains operating, placement and safety directions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHard carrying case\u003c\/td\u003e\n\u003ctd\u003eStores the unit and accessories between sessions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch1\u003eHow to use the Balego TENS\u003c\/h1\u003e\n\u003cp\u003eThese are general setup steps. The current instruction manual and any directions from a healthcare professional should control actual use.\u003c\/p\u003e\n\u003ch2\u003e1. Read the instructions\u003c\/h2\u003e\n\u003cp\u003eReview the indications, contraindications, warnings, electrode-placement diagrams, program directions, timer instructions, and maintenance information before the first session.\u003c\/p\u003e\n\u003ch2\u003e2. Install the battery\u003c\/h2\u003e\n\u003cp\u003eInsert the supplied 9V battery with the correct polarity. Replace a weak battery when output becomes inconsistent or the low-battery indicator appears.\u003c\/p\u003e\n\u003ch2\u003e3. Connect the lead wires\u003c\/h2\u003e\n\u003cp\u003eInsert the device-side plugs securely into the required channel ports. Attach each electrode-side connector to a compatible reusable pad.\u003c\/p\u003e\n\u003ch2\u003e4. Prepare the skin\u003c\/h2\u003e\n\u003cp\u003eApply electrodes only to clean, dry, intact skin. Remove lotion, body oil, perspiration, topical pain products, and other residue that could interfere with adhesion.\u003c\/p\u003e\n\u003ch2\u003e5. Position the electrode pairs\u003c\/h2\u003e\n\u003cp\u003eFollow the placement diagrams in the current manual. Each active channel must have two electrodes so current can pass between the pair.\u003c\/p\u003e\n\u003ch2\u003e6. Begin at zero intensity\u003c\/h2\u003e\n\u003cp\u003eMake sure both intensity controls are at zero before turning on the device or changing electrode placement.\u003c\/p\u003e\n\u003ch2\u003e7. Select the prescribed program\u003c\/h2\u003e\n\u003cp\u003eChoose the program identified in the current manual or recommended by the treating professional.\u003c\/p\u003e\n\u003ch2\u003e8. Increase intensity gradually\u003c\/h2\u003e\n\u003cp\u003eIncrease each active channel slowly until the stimulation is strong but comfortable. It should not feel sharp, burning, or concentrated beneath one corner of a pad.\u003c\/p\u003e\n\u003ch2\u003e9. Turn the device off before moving the pads\u003c\/h2\u003e\n\u003cp\u003eReturn both channels to zero and switch off the unit before disconnecting a wire, moving an electrode, or removing a pad.\u003c\/p\u003e\n\u003ch2\u003e10. Store the accessories\u003c\/h2\u003e\n\u003cp\u003eReturn reusable electrodes to their original liners and sealed package. Store the unit, wires, battery, instructions, and pads in the carrying case.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eElectrode and lead-wire compatibility\u003c\/h1\u003e\n\u003cp\u003eFor replacement pads, compare \u003ca href=\"https:\/\/www.balego.com\/products\/tens-electrodes\"\u003eBalego TENS\/NMES\/FES electrodes\u003c\/a\u003e. These reusable hydrogel electrodes are available in five sizes and are made in the United States using American raw materials. Each package contains four pads. \u003c\/p\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/www.balego.com\/products\/45-inch-tens-nmes-lead-wires\"\u003e45-inch TENS\/NMES replacement lead wires\u003c\/a\u003e use a 2.35 mm device-side plug and two standard 2 mm electrode pins. \u003c\/p\u003e\n\u003ch2\u003eWhen should electrodes be replaced?\u003c\/h2\u003e\n\u003cp\u003eReplace a reusable electrode when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIt no longer remains fully attached.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOne or more corners repeatedly lift.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe hydrogel is dry or contaminated.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStimulation feels sharp or uneven.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe pad is torn, folded, or permanently curled.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe wire or connector has loosened.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe pad has been used by another person.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSkin irritation occurs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eElectrode quality matters because incomplete gel contact can concentrate stimulation into a smaller area and make the same device setting feel sharper.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eSafety information\u003c\/h1\u003e\n\u003cp\u003eThe product page should include a concise safety statement rather than attempting to reproduce the entire manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended safety copy\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse the Balego TENS only as directed in its current instruction manual. Apply electrodes to clean, dry, intact skin and turn the device off before attaching, moving, or removing them. Do not use the unit while driving, operating machinery, bathing, or sleeping. Do not position electrodes across the chest, over the head, on the front or sides of the neck, or over broken or irritated skin. Consult a qualified healthcare professional before use when pain is undiagnosed or when the user has an implanted electronic device, heart condition, epilepsy, pregnancy, or another medical concern. Stop use and seek guidance if stimulation causes pain, burns, significant irritation, or an unexpected reaction.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eProduct comparison\u003c\/h1\u003e\n\u003ch2\u003eWhich Balego TENS or combination device should you choose?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003cth\u003eModalities\u003c\/th\u003e\n\u003cth align=\"right\"\u003eChannels\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003eMain distinction\u003c\/th\u003e\n\u003cth\u003eBest fit\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/tens-unit\"\u003eBalego TENS Digital Edition BAL820\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eTENS\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2\u003c\/td\u003e\n\u003ctd\u003e9V battery\u003c\/td\u003e\n\u003ctd\u003eDedicated Balego-branded OTC TENS kit\u003c\/td\u003e\n\u003ctd\u003eBuyers wanting a straightforward portable TENS-only system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/balego-tens-unit-analog-dual-channel-pain-relief-system-with-hard-carrying-case\"\u003eBalego Analog TENS Unit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eTENS\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2\u003c\/td\u003e\n\u003ctd\u003eBattery-powered\u003c\/td\u003e\n\u003ctd\u003ePhysical dials without a digital-menu interface\u003c\/td\u003e\n\u003ctd\u003eUsers who prefer direct analog controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/twin-stim-iv-portable-tens-unit\"\u003eTwin Stim IV\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eTENS and NMES\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2\u003c\/td\u003e\n\u003ctd\u003eRechargeable battery\u003c\/td\u003e\n\u003ctd\u003e18 TENS and 18 NMES programs\u003c\/td\u003e\n\u003ctd\u003eUsers who need pain-focused TENS and muscle stimulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/intensity-select-combo-ii\"\u003eInTENSity Select Combo II\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eTENS, NMES, IFC, and Russian\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e2\u003c\/td\u003e\n\u003ctd\u003eRechargeable battery\u003c\/td\u003e\n\u003ctd\u003eFour electrotherapy modalities in one device\u003c\/td\u003e\n\u003ctd\u003eClinics and guided users needing broader modality options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Balego analog unit emphasizes simple physical controls. The Twin Stim IV combines 36 TENS and NMES programs, while the Select Combo II adds interferential and Russian stimulation. \u003c\/p\u003e\n\u003ch2\u003eChoose the Balego TENS if:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThe main goal is a dedicated TENS device.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo channels are sufficient.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA replaceable 9V battery is preferred.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA complete kit with electrodes and carrying case is useful.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOTC use is appropriate within the cleared indication.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNMES, interferential, and Russian stimulation are not required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/products\/tens-unit\"\u003eBalego TENS Digital Edition BAL820\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\/tens-unit-comparison-balego-vs-tens-7000\"\u003eBalego TENS vs. TENS 7000: Full Comparison\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eFrequently asked questions\u003c\/h1\u003e\n\u003ch2\u003eWhat is the Balego TENS?\u003c\/h2\u003e\n\u003cp\u003eThe BAL820 is a portable, dual-channel transcutaneous electrical nerve stimulation device sold for over-the-counter use. It delivers electrical stimulation through adhesive electrode pads placed on the skin. \u003c\/p\u003e\n\u003ch2\u003eIs the Balego TENS unit FDA-approved?\u003c\/h2\u003e\n\u003cp\u003eThe Balego TENS Digital Edition with Accessories for Pain Relief received 510(k) clearance under \u003ca href=\"https:\/\/www.accessdata.fda.gov\/cdrh_docs\/pdf18\/K181207.pdf\"\u003eK181207 as a Class II OTC TENS device.\u003c\/a\u003e \u003c\/p\u003e\n\u003ch2\u003eWhat is the cleared use?\u003c\/h2\u003e\n\u003cp\u003eIt is cleared for temporary relief of pain associated with sore and aching muscles in the low back, arms, and legs resulting from exercise or normal household and work activities. \u003c\/p\u003e\n\u003ch2\u003eDoes it have two channels?\u003c\/h2\u003e\n\u003cp\u003eYes. Two channels allow the user to operate one or two complete electrode pairs. \u003c\/p\u003e\n\u003ch2\u003eCan four electrode pads be used at once?\u003c\/h2\u003e\n\u003cp\u003eYes. Two pads form one channel, while four pads use both channels.\u003c\/p\u003e\n\u003ch2\u003eDoes the kit include electrodes?\u003c\/h2\u003e\n\u003cp\u003eYes. The current Balego package includes four reusable self-adhesive electrodes. \u003c\/p\u003e\n\u003ch2\u003eWhat type of battery does it use?\u003c\/h2\u003e\n\u003cp\u003eThe FDA record and current Balego page identify one 9V battery as the power source. \u003c\/p\u003e\n\u003ch2\u003eIs it rechargeable?\u003c\/h2\u003e\n\u003cp\u003eNo rechargeable battery is identified for BAL820. It operates on a replaceable 9V battery.\u003c\/p\u003e\n\u003cp\u003eCustomers seeking a rechargeable device can compare the \u003ca href=\"https:\/\/www.balego.com\/products\/twin-stim-iv-portable-tens-unit\"\u003eTwin Stim IV TENS and NMES unit\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eIs this also an NMES or muscle stimulator?\u003c\/h2\u003e\n\u003cp\u003eThe BAL820 is a dedicated TENS device. It should not be represented as an NMES, EMS, FES, interferential, or Russian-stimulation unit.\u003c\/p\u003e\n\u003cp\u003eFor combined TENS and NMES, compare the \u003ca href=\"https:\/\/www.balego.com\/products\/twin-stim-iv-portable-tens-unit\"\u003eTwin Stim IV\u003c\/a\u003e. For four modalities, compare the \u003ca href=\"https:\/\/www.balego.com\/products\/intensity-select-combo-ii\"\u003eInTENSity Select Combo II\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eDoes it have five modes?\u003c\/h2\u003e\n\u003cp\u003eYes, Constant, Burst, Modulation, SD1, and SD2 are included. The FDA summary, however, lists eight output modes. \u003c\/p\u003e\n\u003ch2\u003eCan the pulse width and frequency be adjusted?\u003c\/h2\u003e\n\u003cp\u003eThe unit can be adjusted, while K181207 says pulse width, pulse rate, and frequency are fixed within each preprogrammed mode and that only amplitude is adjustable. \u003c\/p\u003e\n\u003ch2\u003eWhat replacement pads can be used?\u003c\/h2\u003e\n\u003cp\u003eUse reusable stimulation electrodes with the connector and dimensions permitted by the current BAL820 instructions. The FDA submission identifies a 50 × 50 mm wire-style electrode as the standard accessory. Compare replacement options in Balego’s \u003ca href=\"https:\/\/www.balego.com\/collections\/electrotherapy-electrodes\"\u003eelectrotherapy electrode collection\u003c\/a\u003e. \u003c\/p\u003e\n\u003ch2\u003eHow should the pads be stored?\u003c\/h2\u003e\n\u003cp\u003eReturn reusable pads to their protective liner after use, place them in their resealable package, and keep the gel away from lint, oil, lotion, hair, and excessive air exposure.\u003c\/p\u003e\n\u003ch2\u003eWhy does stimulation feel sharp?\u003c\/h2\u003e\n\u003cp\u003eA sharp sensation can result from a lifting, dry, dirty, folded, or damaged electrode; incomplete skin contact; a loose lead wire; excessive intensity; or an unsuitable placement. Turn the unit off before inspecting or replacing the pads.\u003c\/p\u003e\n\u003ch2\u003eCan several people share the electrodes?\u003c\/h2\u003e\n\u003cp\u003eNo. Reusable electrodes should be assigned to one person for hygiene and consistent performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eAdditional Recommended Resources\u003ca href=\"https:\/\/www.balego.com\/collections\/tens\"\u003e\u003c\/a\u003e\n\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\/what-the-five-tens-modes-burst-normal-modulation-sd1-and-sd2-are-used-for\"\u003eTENS Modes Explained\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\/tens-unit-comparison-balego-vs-tens-7000\"\u003eBalego TENS vs. TENS 7000 Comparison\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/blogs\/tens-guides\"\u003eTENS Guides and Electrode Education\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.balego.com\/contact\"\u003eContact Balego\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Balego","offers":[{"title":"Default Title","offer_id":47114742694143,"sku":"BAL820","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/0570\/5983\/files\/Balego_TENS_Digital_Edition_BAL820_dual-channel_TENS_unit.jpg?v=1784664309","url":"https:\/\/balego-stores.myshopify.com\/products\/tens-unit","provider":"Balego","version":"1.0","type":"link"}