Rechargeable NiMH Cylindrical Cell, 2200mAh Capacity, 1.2V Nominal Voltage, D Size Battery, 220mA Charging Current, 16hrs Charging Time, Protruded Positive and Flat Negative Terminal, 71g Weight, A Range of Nickel Metal Hydride Rechargeable Batteries in the Most Popular Standard Size, Higher Capacities Compared to Nickel Cadmium Types, No Special Disposal Requirements, Fast Charge Capability, up to 1000 Recharge Cycles, Environmentally Friendly, No Memory Effect, GPs NiMH Rechargeable Batteries are Especially Designed to Meet the Most Stringent Needs of Todays High Drain Applications such as Digital Cameras (4 Times Shots Output and Longer-lasting than Normal Alkaline Batteries), MD & MP3 Players and other Portable Devices, GP