Sony DCR-DVD105 Camcorder Battery Lithium-Ion (800mAh) - Replacement for Sony NP-FP50 Battery Replacement battery for the Sony NP-FP50, Lithium-Ion (Li-ion) 7.4V (800mAh) 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark