it is a new update from the old big AV wand, better ,Really powerful massager, suit for any one! Material: ABS+Silicone Size: 340x60mm Vibration:  20 modes input Voltage: charging at USB 5V ,  you can charging it with your smart phone charger, powerbank,PC USB port, and so on color: black , white (optional) package: 1 x vibrator massager 1 x usb cable    Function: 1:use it as a back hammer , after one day works, you can massage all body  2:as a sex toy , enjoy more happy feeling for women clitoris, nipple and so on,fast upto sex climax! 3: a good massager for reduce  fat , enhance  breast, so  good gift for you friends, girlfriend,older men.