Powerextra Replacement Xbox One Controller Battery 2X 2000mAh Li-ion Battery with 2.75m USB Cable Compatible with Xbox One Xbox One S Xbox One X Xbox One Elite Controller LI-ION BATTERYLi-ion rechargeable battery, which is much better than Ni-MH and Ni-Cd in capacity and lifetime. Shorter charging time, lighter weight and no more problems with capacity fading in comparison with the Ni-MH battery. HIGH CAPACITYEach battery features 3.7V, 2000mAh high capacity, fully compatible with the Xbox One, Xbox One S, Xbox One X and Xbox One Elite controller. SHORT CHARGING TIMEShort charging time, the long-lasting rechargeable battery can be fully charged in 3- 4 hours with original charger. SUPER LONG WIREThe Long 2.75m(9.02) USB cable ensures controller can still be used freely in your room while on charging. Charge & play design helps to extend your playtime, no worry having to swap the disposable batteries out in the middle of a game. OUR PROMISEPowerextra offers a 30-day money back policy, 12-month limited guarantee against manufacturing defects from date of purchase.Utmost pre-sale and after-sale customer services are also guaranteed.