This is a high-performance replacement tablet battery for the GOOGLE NEXUS 9 With Tools, guaranteed to meet or exceed the OEM specifications of your original. The tablet battery has an output of 3.8 volts. The chemistry is LI-POL at 6700mAH capacity. Manufactured by Empire Scientific, model number TLP-061. 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.