Synonymous with German quality & reliability this Ansmann branded Li-Ion digital camera battery is a cost effective & reliable alternative to the Pentax D-Li 78 original battery pack. Specifically designed to replace the Pentax D-Li 78, this high performance Li-Ion battery pack also features built-in circuit protection for added safety. Specifications: 3.7 V / 450 m Ah / 1.7 Wh Fits the following cameras: Pentax Optio V20 / M60 / W60, Ricoh R50, Nikon Coopix S550 / S560, Olympus FE 370 Please Note: The above compatibility list may not be exhaustive. This battery requires charging before use.