Fast Shipping On All Items 30 Days Money Guarantee Customer Support Excellent Service 100% Satisfaction Satisfaction Guaranteed Eligible with 4 Channels 8 Electrode Pads,Pain Relief Therapy for Back, Period Cramp, Sciatica,Nerve,Rechargeable Electric Medical Physical Therapy Specification Item model number ETU-134 Batteries 1 Lithium Metal batteries required. (included) Country of Origin China Package Dimensions 7.6 x 5.12 x 1.81 inches; 3.4 ounces Manufacturer Etekcity 5.12 inches x 7.6 inches x 1.81 inches. Weight: 3.4 oz Item Description FSA eligible item, HSA store approved products, FDA compliant OTC Drug-Free Pain Relief: Etekcity Clinical strength TENS muscle stimulator help manage pain issues and reduce pain and muscle soreness caused by conditions like back/shoulder pain, arthritis, joint pain, period pain, neck pain, knee pain, sports injuries Broader Coverage With 4 Channels: Independent A/B channels allowing use of up to 8 electrode pads targeting multiple areas, enhances overall treatment effectiveness and saves on treatment time Easy Operation: Simple function-specific buttons, large bright LCD screen with memory function make it easy to set, read and begin in less than a sec. Rechargeable Portable: Smaller than a smartphone, charges via wall charger, power bank, or laptop USB, making it convenient for office, car, or travel use; lasting 7 days on a single charge 8 Premium Pre-gelled Reusable Electrode Pads: The pads come in 3 sizes, 2*Small Pads (50 x 100 mm), 4*Medium (50 x 50 mm) , 2*Large Pads (40 x 40 mm), allow you to cover a larger area and can be used up to 30-50 times with care Pads Maintenance Tip: Wash the pads gently with your fingertips under slow running cold water for several seconds when the adhesive surface becomes dirty and/or the pads are difficult to attach ???????? ?-??????? ???? ?????? ?????????? ???? ?? ??????? ????? ?? ??????????? (?-???, ?.??/?????????), ??? ????????? ???. ???????? ????? ??????? ???????, ??? ??????????? ????????. ???? ??? ????????? ???? ???? ???? ?????-????? ???; ?????? ?????? ????????. ????: ??? ?????? ???? ???? ????? ???? ???? ???? ??? ?????? ?? ???? ???? ?? ??? ???? ????. Return Policy ? We guarantee against any defective or misrepresented products. The original shipping label must be sent back to us to validate the return. A full refund can only be issued during the first 30 days upon receipt of the product. ? Returns will be voided if the product is mishandled or physical damaged by customer. ? Buyer will be responsible for all kind of return shipping/shipment to the seller for resolving the problem. ? Returns made for all non-defective, undamaged products are subject to a 15% restocking fee. Shipping and handling fees are absolutely non-refundable. If an item is returned to us due to an address issue, we do charge a reshipping fee to reship. If you would like a refund, there will be a 15% restocking fee applied. ? All returned products need to be assigned an RMA # (Return Merchandise Authorization #) prior to return. Please contact us through's messaging system to obtain an RMA# for the return. Any returned product without an RMA # on package will not be accepted or processed. ? Please contact us before returning. Feedback ? We appreciate your feedback and our system will automatically leave feedback for you after bid ends. ? Please contact us through message center if you have any problems, we will always try our best for 100% customer satisfaction. Payment Options Shop With Confidence