Sony NP-FP50 Battery by Amstron is designed for use with Sony DCR-30 and DCR-HC Series. Amstron Camcorder batteries are precision-engineered and rigorously tested for voltage, capacity, compatibility, and safety to exceed original equipment manufacturer specifications. • Chemistry: Li-Ion • Ratings 7.2 Volts 680mAh Capacity. • 4 yr. Warrenty