This is a high-performance replacement video battery for the Sony NPFP90, guaranteed to meet or exceed the OEM specifications of your original. The video battery is 1.8 x 1.25 x 1.31 inches with an output of 7.2 volts. The chemistry is Li-Ion at 2600mAH capacity. Manufactured by Empire Scientific, model number BLI-246-2.6C. We offer a 1 Year Warranty with purchase. See this product elsewhere at a lower price? Call or email us; we have a Price Match Guarantee.