Brand: Sony Part No: NP-BY1 Fit Model: Action Cam Mini AZ1, Cyber-shot DSC-HX50, Cyber-shot DSC-HX50V, Cyber-Shot DSC-RX1R II, Cyber-shot DSC-WX300/L, Cyber-shot DSC-WX300B, Cyber-shot DSC-WX300R, Cyber-shot DSC-WX300W, Handycam HDR-CX405, Handycam HDR-CX440, Handycam HDR-CX440 HD, Handycam HDR-PJ410, Handycam HDR-PJ440, HD Flash Memory Action Camcord, HDR-AS10, HDR-AS100, HDR-AS100V, HDRAS100V/W, HDR-AS30, HDRAS30V/B, HDR-AZ1, HDR-AZ1/W, HDR-AZ1VR, HDR-AZ1VR/W, HDR-CX405, HDR-CX440, HDR-CX440 Handycam, HDR-CX440 HD Handycam, HDR-GW66, HDR-MV1, HDR-MV1HDR-AS100, HDR-PJ410, HDR-PJ440, POV HD Action Camera, RML-VR1 Volts:3.7 Type:Li-ion Capacity: 640mAh / 2.39Wh Color: Black; Dimension:38.20 x 26.82 x 7.34mm; GrossWeight: 38 NetWeight: 13 X-Longer