Energizer ENB-CE12 Digital Replacement Battery LP-E12 for Canon EOS M Digital Mirrorless Camera (Black) Replaces the Canon LP-E12 Li-ion Battery Battery Specs: 7.4V 820 mAh Compatible with the Canon EOS M digital mirror less camera 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.