Polaroid High Capacity Panasonic S007 Rechargeable Lithium Replacement Battery (Compatible With: TZ5, TZ4, TZ3, TZ2 ) 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 Replaces:Panasonic S007 3.7V/1100MAH