This is a high-performance replacement digital battery for the JVC GR-D290US, guaranteed to meet or exceed the OEM specifications of your original. The digital battery is 1.61 x 1.48 x 1.55 inches with an output of 7.2 volts. The chemistry is Li-Ion at 1400mAH capacity. Manufactured by Empire Scientific, model number BLI-270-1.4. 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.