2100mAh battery pack for XBOX3601) Rechargeable battery
with a rechargeable cable.
Output of battery: DC2.4V

for xbox360 battery,for xbox360 controller  battery, for xbox360 joypad battery

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