Polaroid High Capacity Pentax DLI92 Rechargeable Lithium Replacement Battery (Compatible With:I-10, X70, RZ10, WG-1, WG-1 GPS ) 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: Pentax DLI92 3.7V/850MAH