{"product_id":"4in1-tens-ems-muscle-stimulator","title":"KONGZEE Portable Rechargeable TENS Unit with EMS | Dual Channel, 12 Pads","description":"\u003cp\u003eThe KONGZEE portable rechargeable TENS unit combines TENS, EMS, massage and customizable settings in one dual-channel device. It includes 12 reusable electrode pads, independent A\/B outputs and 40 intensity levels for convenient home and travel use.\u003c\/p\u003e\u003ch2\u003eAt a Glance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable and rechargeable:\u003c\/strong\u003e Compact design, USB-C charging and a carrying pouch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-channel control:\u003c\/strong\u003e Adjust channels A and B independently for two body areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTENS and EMS:\u003c\/strong\u003e TENS provides sensory nerve stimulation; EMS produces controlled muscle contractions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40 intensity levels:\u003c\/strong\u003e Start low and increase only to a strong but comfortable sensation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 reusable pads:\u003c\/strong\u003e Mixed sizes with standard 2mm pin connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTherapy modes\u003c\/td\u003e\n\u003ctd\u003eTENS, EMS, Massage and DIY custom mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eIndependent dual channel (A\/B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntensity\u003c\/td\u003e\n\u003ctd\u003e40 adjustable levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrograms\u003c\/td\u003e\n\u003ctd\u003e24 preset modes plus customizable settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePad connector\u003c\/td\u003e\n\u003ctd\u003eStandard 2mm pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eBuilt-in rechargeable battery with USB-C charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded pads\u003c\/td\u003e\n\u003ctd\u003e12 reusable electrode pads in mixed sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest suited for\u003c\/td\u003e\n\u003ctd\u003ePortable home use, travel, sensory stimulation and muscle activation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eTENS vs EMS\u003c\/h2\u003e\u003cp\u003eTENS primarily stimulates sensory nerves and usually feels like tingling without visible muscle movement. EMS stimulates motor nerves and produces muscle contractions. The appropriate mode depends on your goal, health and placement. Read our \u003ca href=\"\/blogs\/news\/tens-vs-ems-difference\"\u003eTENS vs EMS guide\u003c\/a\u003e before selecting a mode.\u003c\/p\u003e\u003ch2\u003eIndependent Dual Channels\u003c\/h2\u003e\u003cp\u003eChannels A and B can be adjusted separately, allowing different comfortable intensity levels on two areas during the same session. Dual channel does not mean every mode or placement combination is appropriate. Never position electrodes so current passes across the chest.\u003c\/p\u003e\u003ch2\u003eHow to Use the TENS Unit\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eCharge the unit and connect the lead wires while the device is switched off.\u003c\/li\u003e\n\u003cli\u003eApply pads to clean, dry, intact skin near the intended area.\u003c\/li\u003e\n\u003cli\u003eSelect the appropriate mode and begin at the lowest intensity.\u003c\/li\u003e\n\u003cli\u003eIncrease gradually until the sensation is strong but comfortable, never painful.\u003c\/li\u003e\n\u003cli\u003eSwitch the unit off before moving or removing the pads.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eRead the \u003ca href=\"\/blogs\/news\/how-to-use-a-tens-unit\"\u003estep-by-step TENS unit setup guide\u003c\/a\u003e, see the \u003ca href=\"\/blogs\/news\/tens-unit-pad-placement-guide\"\u003eTENS unit pad placement guide\u003c\/a\u003e and visit the \u003ca href=\"\/pages\/tens-unit-manual-support\"\u003eKONGZEE TENS unit manual and support page\u003c\/a\u003e for setup and troubleshooting.\u003c\/p\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 × KONGZEE portable TENS and EMS unit\u003c\/li\u003e\n\u003cli\u003e12 × reusable electrode pads in mixed sizes\u003c\/li\u003e\n\u003cli\u003e2 × lead wires\u003c\/li\u003e\n\u003cli\u003e1 × pad holder plate\u003c\/li\u003e\n\u003cli\u003e1 × carrying pouch\u003c\/li\u003e\n\u003cli\u003e1 × USB-C charging cable\u003c\/li\u003e\n\u003cli\u003e1 × user manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eElectrode Pad Compatibility\u003c\/h2\u003e\u003cp\u003eThe included pads and lead wires use a standard 2mm pin connection. Check your connector type before purchasing replacements. KONGZEE \u003ca href=\"\/products\/tens-unit-replacement-pads-12-pack\"\u003ereplacement TENS pads\u003c\/a\u003e and \u003ca href=\"\/products\/tens-unit-replacement-lead-wires-2-pack\"\u003ereplacement lead wires\u003c\/a\u003e are available separately. For pad care between sessions, read \u003ca href=\"\/blogs\/news\/how-to-clean-tens-unit-pads\"\u003ehow to clean and store reusable TENS pads\u003c\/a\u003e and follow the instructions supplied with your pads.\u003c\/p\u003e\u003ch2\u003eBasic Safety\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eApply pads only to clean, dry, intact skin.\u003c\/li\u003e\n\u003cli\u003eDo not place pads on the front or sides of the neck, head, mouth, eyes, broken or numb skin, or across the chest.\u003c\/li\u003e\n\u003cli\u003eDo not use while sleeping, bathing, driving or operating machinery.\u003c\/li\u003e\n\u003cli\u003eStop if stimulation is painful or skin becomes irritated.\u003c\/li\u003e\n\u003cli\u003eAsk a healthcare professional before use if you are pregnant or have a pacemaker or another implanted electronic device, epilepsy, heart disease, cancer, circulation problems or reduced skin sensation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis product is not a substitute for medical diagnosis or treatment. Follow the included manual and advice from your healthcare professional.\u003c\/p\u003e\u003ch2\u003eBuying and Feature Guides\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/best-tens-unit-for-home-use\"\u003eHow to choose the best TENS unit for home use\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/dual-channel-tens-unit-guide\"\u003eWhat dual channel means and how A and B controls work\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs this a rechargeable TENS unit?\u003c\/h3\u003e\u003cp\u003eYes. It has a built-in rechargeable battery and USB-C charging for portable home and travel use.\u003c\/p\u003e\u003ch3\u003eWhat does dual channel mean?\u003c\/h3\u003e\u003cp\u003eTwo independently adjustable outputs let you set a comfortable intensity for channel A and channel B separately.\u003c\/p\u003e\u003ch3\u003eCan I use it on my lower back?\u003c\/h3\u003e\u003cp\u003eGeneral lower-back placement uses the muscles on either side of the painful area rather than directly over the spine. Follow the manual and our placement guide, and seek professional advice for severe, unexplained or radiating pain.\u003c\/p\u003e\u003ch3\u003eHow strong should TENS feel?\u003c\/h3\u003e\u003cp\u003eStart at the lowest level and increase gradually until the sensation is strong but comfortable, never painful.\u003c\/p\u003e\u003ch3\u003eHow long should a session last?\u003c\/h3\u003e\u003cp\u003eSession length depends on the goal, individual response and professional advice. Begin conservatively and follow the included manual rather than assuming a longer session is better. Our \u003ca href=\"\/blogs\/news\/how-long-should-you-use-a-tens-unit\"\u003eTENS session length guide\u003c\/a\u003e explains timing considerations without replacing your device instructions.\u003c\/p\u003e\u003ch3\u003eCan I take this TENS unit on an airplane?\u003c\/h3\u003e\u003cp\u003eThe compact rechargeable unit can be packed for travel. Airline and airport battery rules vary, so keep it switched off and check your carrier's current requirements before flying.\u003c\/p\u003e\u003ch3\u003eWhich replacement pads fit?\u003c\/h3\u003e\u003cp\u003eThe device uses standard 2mm pin pads. Confirm the connector type before purchasing third-party replacements.\u003c\/p\u003e\u003ch3\u003eWho should not use a TENS or EMS unit?\u003c\/h3\u003e\u003cp\u003ePeople with certain implanted electronic devices or medical conditions may need to avoid electrical stimulation. Review the safety section and the \u003ca href=\"\/blogs\/news\/tens-unit-contraindications\"\u003eTENS contraindications and precautions guide\u003c\/a\u003e, and ask a healthcare professional if you are unsure.\u003c\/p\u003e","brand":"KONGZEE","offers":[{"title":"White","offer_id":41367963893834,"sku":"LF-NR8F-GI5E","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":41367963926602,"sku":"H6-IHY4-RLX1","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":41367963959370,"sku":"Y9-60BJ-53LI","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/2502\/0234\/files\/1_a3f41b85-d454-443c-b95e-ebc92cd0b728.jpg?v=1769588525","url":"https:\/\/www.kongzee.com\/products\/4in1-tens-ems-muscle-stimulator","provider":"KONGZEE","version":"1.0","type":"link"}