Watson NP-F770 Lithium-Ion Battery Pack (7.4V, 4400mAh) -Replacement for Sony NP-F770 Battery Sony DCR-SD1000 , DCR-SR40 , DCR-TRV900 , DCR-VX2000 , DCR-VX2100 , DCR-VX2200 , HDR-AX2000 , HDR-FX1 , HDR-FX7 , HDR-FX1000 , HVR-HD1000 , HVR-V1 , HVR-Z1 , HVR-Z5 , HVR-Z7 , HXR-MC1500 , HXR-MC2000 , HXR-NX5 , NEX-EA50 , NEX-FS100 , NEX-FS700 Replacement for Sony NP-F770 Battery Limited 1-Year Warranty