Synonymous with German quality & reliability this Ansmann branded Li-Ion digital camera battery is a cost effective & reliable alternative to the Pentax D-Li 72 original battery pack. Specifically designed to replace the Pentax D-Li 72, this high performance Li-Ion battery pack also features built-in circuit protection for added safety. Specifications: 3.7 V / 650 m Ah / 2.4 Wh Fits the following cameras: Pentax Optio Z10 Konica Minolta Dimage X50 Samsung L77 Sanyo VPC-A5 Please Note: The above compatibility list may not be exhaustive. This battery requires charging before use.