Sony BCTRG Travel Charger for G-Series Battery Compatible Models DSC-N1, DSC-W100, DSC-W30, DSC-W50, DSC-W70, NP-BG1 Retractable plug offers maximum portability Output Voltage - 4.2V, 1.5A (Charging Mode) Power Consumption (in Operation) - 8 Watts Battery Charging - (Approx.) - 150minutes/90minutes