Sony NPFM500H Li-Ion Rechargeable Battery Pack Replacement for Sony Alpha Digital SLR Cameras

Voltage: 7.2VCapacity 2000mAhType: generic / aftermarketBest replacement for the original Sony NP-FM500H battery pack.
Product DescriptionCompatible With Sony: Alpha A200 / A300 / A300K / A300X / A350 / A500 / A550 / A700 / A850 / A900 /

Source: Digital Camera and Video Store...