Specification:
Very popular YIWA Men Masturbation Cup Automatic thrusting once the penis is inserting.
USB rechargeable. Lithium battery standard voltage 7.4V, 1500mAh.Charging: full of charge around 3 hours, lasting work around 3 hours of each full of charge, 5 thrusting modes, 3 speeds of each mode.
Build-in sexy voice, the moaning changes depends on the different speeds