An advanced controller and intense gaming sessions require a reliable rechargeable battery. The KMD (r) Charge & Play Pack for Xbox One (r) Controllers includes a long lasting rechargeable batteries that will give you 8-10 hour of gameplay on a full battery charge. The included 6ft. You can play your game while charging with the USB(r). Keep your game going with KMD (r). No more disposable batteries. Compatible with Xbox One controllers. Includes one rechargeable Battery Pack with Charge Port USB(r). 10 ft. charge cable included. LED lights indicate charge status. Allow 2-3 hours to charge. 8-10 Hours of Battery Life with Game Play 600mAH Nickel Hydrogen Battery Charge and Play simultanously