Wasabi Power Battery for Pentax D-LI88 and Pentax Optio H90, P70, P80, W90, WS80 Rechargeable lithium-ion battery for Pentax D-LI88 Premium Japanese cells for longer battery life with no memory effect CE Safety Certification. UL Listed. Meets (or exceeds) OEM standards Rated at 3.7V and 1000mAh for a longer run time than the original Includes battery with 3-year manufacturer warranty