This one is a spare battery for my DSC-HX1. Nothing much to be said about this but this is a orginal Sony product and the battery life is far better than my any other previous camera batteries.
Most of the times while buying accessories you wonder if it would be as good as the ones you originally got with your purchase. You wont be disappointed with this.
A must buy as a spare if you like to take many pictures without having to worry if your battery would drain down.Get more detail about Sony NPFH50 H Series Actiforce Hybrid InfoLithium Battery for most Sony Camcorders and A230, A330 and A380 Alpha DSLR.