Charger Specifications: Model: MH-C800S Charge Rate (Default): 1000mAh (1 Amp) Charge Rate (Soft): 500 mA Charge Time: 1-2 Hrs (AA in Rapid Charge) Charger Input Voltage: DC: 18V 1000mA Power Supply Input: AC: 100-240V 50-60Hz Display Type: LCD Brand: Powerex Battery Specifications: Size: AA Capacity: 2700 mAh Chemistry: Nickel Metal Hydride (NiMH) Brand: Powerex Qty: 4 Cards of 4