Sony Rechargeable High capacity Ni-MH Batteries 2500 mAh - size AA - blister of 4. Ideal for power hungry high tech devices: digital cameras, MP3 players, toys. Specifications Battery type: AA / HR6 NiMH Capacity: 2500 mAh Voltage: 1.25V Measurements: 51 x 14.5mm Common Names: HR6 / 1.2H2 / AA Mignon