Kastar Battery Pack Replacement for Sony NP-FM55H NP-FM50 Battery and Sony Alpha A100 Cyber-shot DS GV-D1000 MVC-CD200 MVC-CD250 MVC-CD300 MVC-CD350 MVC-CD400 MVC-CD500 Camcorder Kastar Battery Replacement for Sony NP-FM55H NP-FM50 Battery Battery Type: Lithium-Ion; Battery Voltage: 7.4V Battery Capacity: 2300mAh Package Includes: 1 Battery Compatible with the original battery and charger