This is a high-performance replacement tablet battery for the Samsung GT-P5100, guaranteed to meet or exceed the OEM specifications of your original. The tablet battery is 9.39 x 3.45 x 0.134 inches with an output of 3.7 volts. The chemistry is LI-POL at 7000mAH capacity. Manufactured by Empire Scientific, model number TLP-011. 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.