Batteries: Choose between AA and AAA batteries. Charging dock: Get your hands on a charging dock with batteries. Features: Fast recharge time, large 800mAh charge capacity and branded battery compatibility. Compatibility: Suitable for charging a range of branded AA and AAA rechargeable batteries, alongside those provided with the product. Product options: Choose from either a 4 battery or 8 battery option with your dock. Rechargeable Battery Charging Dock | Living Social | Living Social