This Kit Includes: 4 AA Rechargeable Batteries each 2900mAh Super Hi Capacity. AC Charger To Use at Home (Both 110/240 Volts, USA and Worldwide) User Manual. BRAND NEW Charger Features: Charger Indicator Light: Red LED light indicates when charging. Ideal for High Drain Electronic Devices: Cameras, Camera Flashes, MP3 players, game consoles, etc. Automatic Peak Voltage (110/220) Detection. Dual Channel Charging: Charges 2 or 4pcs of NiMH AA or AAA batteries simultaneously. Battery Features: High Capacity 2900mAh: Enable more powerful and long hours of photography. 100% memory free Save over time: Last longer than regular disposable alkaline batteries. Up to 1000 Charge Cycles: Batteries can be charged up to 1000 cycles.