Battery Specifications - Energy Storage Capacity: 1320 mAh /Voltage: 7.4 volts, WH: 9.8Wh Chemistry: Li-ion - New fully decoded chip works just like the original.(gives time left and does not need a special charger)<br />Built with multiple circuit protection (over-charging, short-circuit, high-temperature, and surge protection), and high-quality, fire-resistant construction<br />Memory free for maximum performance - Absolutely no memory effect so that you can charge battery at anytime - Super Long Time Recording<br />Battery Box Works well to keep your batteries organized and protected ">