Insten Li-Ion BATTERY Compatible with SONY MAVICA NP-F550 F750 F950 2500mAh Never run out of battery power when you're just about to capture the perfect moment! Time to get extra power for your digital video camera/camcorder. High capacity, rechargeable DC 7.4V Li-Ion battery with premium cell. Latest Lithium Ion battery technology gives the best performance possible compared to other battery technologies such as Nickel Metal Hydride (Ni-MH). Net weight: 2.6oz. Dimension: Approx. 38.4 x 20.6 x 70.8 mm (W/H/D) Best replacement for the original Sony NP-F330, NP-F550, NP-F730, NP-F750, NP-F930, NP-F950, NP-F530, NP-F570 battery pack.