SDNPFV50NEW Lithium-Ion Battery - Rechargeable Ultra High Capacity (1030 mAh 7.4v) - Replacement for Sony NP-FV50 Battery For Sony HDR-PJ540,HDR-PJ580V,HDR-PJ650,HDR-PJ650V,HDR-PJ650VE,HDR-PJ710V,HDR-PJ760V,HDR-PJ790,HDR-PJ790V,HDR-PJ810,HDR-PJ810E,HDR-TD1 Replacement battery for the Sony NP-FV50, Lithium-Ion (Li-ion) 7.4V (1030mAh) 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark