Polaroid High Capacity Olympus BLS5 Rechargeable Lithium Replacement Battery (Compatible With: PEN&nbsp;E-PL2) Memory Free Formulation Saves Charging Time & Extends Battery Life Environmentally Responsible Design  Allows Hundreds Of Images To Be Shot Before The Battery Needs To Be Recharged Please Note: Some Battery Models May Not Show Remaing Power Replaces: Olympus BLS5 7.4V/1400MAH