DSTE NP-FM50 NPFM50 Rechargeable Li-ion Battery Compatible

It works flawlessly on the Sony DSC-R1. It also works on the genuine Sony BC-VM10 charger, but not on the newer BC-VM10A. If you want to charge it on a genuine charger, you can, just make sure the charger you have isn’t the newer version with the “A” suffix.