Electrical abdominal muscle stimulation 4 water contact electrodes built into the belt work by applying a small amount of water. (No contact gel needed and no need to purchase separate electrodes) Trusted brand Beurer with adjustable intensity Batteries included and instructions in the original box. (Some wear on the box from storage as shown) Countdown Timer Used a couple of times no longer needed Very good condition with the extra strap if you need to make it longer to fit. With the extra strap it can fit waist from 75 cm to 140 cm.
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