Bison 3 Pcs 6 Pack Ems Black

Efficient functionality sends electrical pulses to effectively reduce body fat,Tones your body for a perfect and attractive shape,Voltage: Alkaine 1.5V AAA X 2EA, Using Mode: A-F(6mode), Frequency: 1-100Hz, Working Output: 12minutes, Output: maximum 9.8mA, Size: 21 X 10 X 2.3cm, Weight: 57.4g