BM Premium D-LI90 Battery for Pentax K-1, K-1 Mark II, K-01, K-3, K-3 II, K-5, K-5 II, K-5 IIs, K-7,SLR 645D Digital Camera D-LI90 DLI90 Li-ion Battery for Pentax K-1 , K-1 Mark II, K-01, K-3, K-3 II, K-5, K-5 II, K-5 IIs, K-7,SLR 645D Digital Cameras Battery Specifications - Energy Storage Capacity: 2100mAh /Voltage: 7.4 volts, 15.5WH, Chemistry: Li-ion - New fully decoded chip works just like the original.(gives time left and does not need a special charger) Battery has a one-year warranty - 100% Safety Guarantee: Built with multiple circuit protection (over-charging, short-circuit, high-temperature, and surge protection), and high-quality, fire-resistant construction Battery has a Memory free for maximum performance - Absolutely no memory effect so that you can charge battery at anytime - Super Long Time Recording-year warranty Includes D-LI90 Replacement Battery + Cleaning Cloth