Suggested Retail:$60. Dual Channel TENS EMS Unit 24 Modes Muscle Stimulator for Pain Relief Therapy, Electronic Pulse Massager Muscle Massager with 10 Pads, Dust-Proof Drawstring Storage Bag & Fastening Cable Tie. Multi-functional Tens Massager with 24 Preprogrammed Massage Modes for Pain and Muscle Relief. TENS unit help reduce pain and muscle spasms caused by a wide range of conditions including: arthritis, period pain, knee pain, neck pain, back pain, sports injuries. It’s also used as a method of pain relief during labor. Tens muscle stimulator is a powerful weapon in your fight against chronic pain.. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. PAID DELIVERY AND 7 DAY ALTERNATE PICK-UP ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.