4 in 1 - D.I.Y & Tens Unit & EMS & Massage Muscle Stimulator, Dual Channel TENS

Function TENS+EMS+MASSAGE+D. I.Y TENS+EMS+MASSAGE+D. Compared to the tens unit on the market,The product is a perfect blend of professional and personalized use modes, allowing tens unit users to achieve a variety of different needs in a single machine.

eBay