Energizer ENB-C7L Digital Replacement Battery NB-7L for Canon PowerShot G12, G11, G10 and SX30 (Grey) Replaces the Canon NB-7L Li-ion Battery Battery Specs: 7.4V 1000mAh Compatible with Canon PowerShot G12, G11, G10 and SX30 cameras 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.