Energizer ENB-SBD Digital Replacement Battery NP-BD1 for Sony DSC-G3, T2, T300, T77, T700 and T900 (Black) Replaces the Sony NP-BD1 Li-ion Battery Battery Specs: 3.6V 650mAh Compatible with Sony DSC-G3/T2/T300/T77/T700/T900 and similar camera models Can be used with original lithium-ion battery charger This Li-ion battery is 100% memory-free and will not suffer from the inconvenient memory effects that are typically associated with similar battery types.