Sony NH-AAA2DA AAA Ni-MH Cybershot Batteries (2-Pack) 2 high-performance AAA Ni-MH Rechargeable Batteries for Cyber-shot (1.2V800mAh) Enables maximum realization of the Cyber-shot stamina performance Rechargeable type that is reusable and environment-friendly Recharges with Cyber-shot battery charger We recommend you use the Cyber-shot battery charger for recharging