One HTC Evo 4G Digital Energy Branded Desktop Battery Kit New In Package. Includes Battery & Charging Dock no usb cable included, this item is meant to be used with your included phone usb cable.
1100mAh 4.1Wh 3.7v
Includes Li-Ion Battery and Desktop Battery Cradle. Can be used in your car too with an adapter to plug-in your 12v jack, this would be convenient to keep in your middle console, JUST IN CASE YOUR PHONE DIES while you are out in the world, at your laptop etc.