Kastar Battery and Charger with Car Adapter for Sony NP-BG1 BG1 and Sony DSC-W50 DSC-W70 DSC-W55 DSC-W80 DSC-W85 DSC-W90 DSC-WX1 DSC-WX10 HDR-GW55 HDR-GW77 DSC-W30 DSC-W35 DSC-W40 Digital Cameras Kastar Replacement Battery and Charger for Sony NP-BG1 NP-FG1 Battery Battery Type: Lithium-Ion; Battery Voltage: 3.7V; Battery Capacity: 1600mAh Charger Input Voltage: AC 100~240V 50~60 Hz; Charger Output Voltage: DC 4.2V 0.6A Smart charging LED indicator: Green light is for standby; Red is for charging Package Includes: 1 Battery and 1 Charger Kit