Samsung Note2 Stand and Spare Battery Charger (3100mAh Battery Included) (Discontinued by Manufacturer) Convenience at Your Fingertips Charge your spare battery at home or in the office to give you extra time to talk, text or email. (3100 mAh spare battery included) The phone groove allows you to use the Spare Battery Charging System as a stand to display your phone in a comfortable reading or viewing angle while your spare battery charges. Carry it With You Doubles as a compact, durable case. When you need to replace your battery, just swap batteries and plug the charger in when you get back home.