Features: 100% Brand New 4800mAh capacity Output Voltage: for DC 2.7V Preeminent performance Ni-MH rechargeable battery Compatible with for XBOX for 360 wireless controller. It can work about 30 hours with fully charged Charge your for XBOX for 360 controller directly with the for XBOX for 360 USB cable Overcharge for protection Color: black Note: Don't throw it into water. Don't throw it into fire. Don't put it beside the high temperature condition. aeProduct.getSubject()