This is a high-performance replacement laptop battery for the Toshiba Satellite P30, guaranteed to meet or exceed the OEM specifications of your original. The laptop battery is 10.67 x 2.82 x 1.04 inches with an output of 14.8 volts. The chemistry is Li-Ion at 6600mAH capacity. Manufactured by Empire Scientific, model number LTLI-9019-6.6. 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.