Xbox One Play & Recharge Kit 2 USB Rechargeable AA Batteries: The Play and Recharge Kit comes with 2 AA batteries that charge using USB ports. These batteries have an LED indicator that lets you know when the batteries are completely charged and will turn from red to blue when theyre ready to go. Cap and battery body are fastened together by an elastic bungee. Rechargeable AA NiMh 1.2V/1100 mAh batteries. 4 Port USB Power Hub: It also comes with a 4-Port USB hub that matches the Xbox exterior and expands your Xboxs USB connectivity. USB hub makes your Xbox versatile by inviting your USB connected mouse and keyboards to your gaming system. The hub has an LED indicator that lets you know that the hub is plugged in and ready to charge and connect your devices.