specification: _x000D_Item Type: Body Muscle Stimulator_x000D_Model: AD-59_x000D_Type: Charging Type_x000D_Optional Color: Blue, Orange_x000D_Battery Type: Lithium Battery_x000D_Battery Model: 402030_x000D_Battery Capacity: 3 x 150mAh_x000D_Working voltage: DC3.3V_x000D_Features: One-key operation, light prompt, 6 modes, 15 kinds of strength, healthy fat loss, intelligent power off, and rapid muscle gain. Features: 16 modes, 15 levels of strength, suitable for different body parts, meet different muscle building needs. 2The operation is simple, assemble the abdominal muscle patch and put them on the abdomen, waist, arms, shoulders, back, thighs, calves or buttocks, and then start to work. 3Adopts high?concentration silver paste conductive gel patch, which is evenly distributed on the PU bottom layer to conduct pulses. (Hydrogel is consumable and needs to be replaced after sticking 15?30 times) 4The bottom layer is made of PU material, which is durable, skin?friendly and reusable. 5It can release up to 600 kinds of pulses with different frequencies to drive muscles to move themselves, help to regulate, tighten and exercise your body muscles. You can get a better body figure by using this product for a period of time. PackageList: 1 x Belt2 x Arm Patch3 x Main Machine1 x Manual1 x Data Cable