Nyko Charge Base 360 is a convenient way to store and recharge two Xbox 360 Controllers. Charge Base 360 is equipped with two NiMH rechargeable battery packs that have special contact points to allow you to easily drop in and charge your wireless controllers. Dual port recharging is AC powered and can plug into any standard outlet. There are no cables required back to the Xbox 360 console. Each rechargeable batteries powers the wireless control for up to 20 hours. They can be charged in two hours. Charge Base 360 will be the best solution for Xbox 360 owners. The drop-in charging design makes it easy to recharge wireless controllers. Up to 25 hours play time can be achieved with 2 NiMH batteries. Rapid recharge base stores two wireless controllers. Plugs into wall outlets for a quicker charge than USB. The Xbox 360 console, controllers, and the design are all in sync.