USB-powered stimulator in trendy black, from the collection iCome by TOYJOY. Connect the Black Bullet to the Energy Pack with the USB cable and let the fun begin. You can use the button on the iCome Energy Pack to switch between the 7 options in the vibration programme. In state-of-the-art design quality. You can also use the energy pack to charge your smartphone or iPhone, and the USB Bullet can also be connected to a phone charger, car charger, laptop, notebook, PC, iMac and tablet. The Energy Pack requires 3 AA batteries.