Battery can also be charged through any USB port, included the USB port on the xBox 360 console * Never run out of battery power when you are about to score the winning point Save money and protect the environment by using the rechargeable battery * Fits directly into the existing battery compartment Initial charge time: 8 hours * Battery Output: DC 2.4V Capacity: 3600 mAh Color: Black Note:Accessory ONLY; Xbox 360 console and controllers are not included * ?Package includes: 1X Rechargeable battery 1X USB charging cable