Lithium-ion battery,multiple protective circuit design, without memory effect. Suitable for HVR-HD1000, HVR-V1, HVR-Z5, HVR-Z7, HVR-Z1, HDR-FX1, DSR-170P camcorders. Accurately calculates remaining power, compatible with original NP-F970 Specification Voltage 7.2 v Capacity 47,5Wh Weight approx. 0.28kg Dimensions 70,5 x 38,5 x 60mm