This Wasabi Power battery replaces the Ricoh or Pentax D-LI92 digital camera battery. It meets or exceeds OEM standards. Compatible with the following models: Pentax Optio I-10 Pentax Optio RZ10 Pentax Optio RZ18 Pentax Optio WG-1 Pentax Optio WG-1 GPS Pentax Optio WG-2 Pentax Optio WG-2 GPS Pentax Optio WG-3 Pentax Optio WG-3 GPS Pentax Optio WG-10 Pentax Optio X70 Ricoh WG-4 Ricoh WG-4 GPS