XBOX360 battery charger

1.Can charge your XBOX360 Controller directly with a controller charging cable. 2.It can work 18 hours after charging,and with a 2100mA battery pack in it. 3.It can protect your XBOX360 Controller with secure circuitry. 4.It has overcharge protecting. 5.Capacity: 1800mAh/2100mAh/3600mAh.