This is a high-performance replacement video battery for the Panasonic NV-DS5, guaranteed to meet or exceed the OEM specifications of your original. The video battery is 2.78 x 1.49 x 1.52 inches with an output of 7.2 volts. The chemistry is Li-Ion at 3700mAH capacity. Manufactured by Empire Scientific, model number BLI-162-3. 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.