Battery Pack and Charge Cable for Xbox 360 Controller Recharge your Xbox 360 wireless controller while you play! This power kit includes a 2100mA NiMH rechargeable battery pack and a charge cable. Power up your Xbox 360 wireless controller with up to 18 hours of play time per charge. Compatible with Xbox 360 wireless controller, This power kit including battery pack and charge cable. Recharge your Xbox 360 wireless controller while you play. It can work 18 hours after charging, with a 2100mA NiMH rechargeable battery pack in it. Protect your Xbox 360 controller with secure circuitry. Has overcharge protecting. Battery pack output voltage: DC 2.7V/300mA, Capacity: 2100mA Cable length: 6ft approximate