Specifications: - Size: AA - Capacity: 1100 mAh - Chemistry: Nickel Cadmium (NiCd) - Voltage: 1.2V - Included Qty: 4 PS: Capacity 300-10,000 mAh available Features: - Rapid Charge - Reliable service life - Recharges 500+ times - Saves you hundreds of dollars compared to Alkaline batteries - Can be replaced in any product that uses AA Batteries