ecoEfficiency EN-EL15 Lithium Battery Pack for Nikon 1 V1, D500, D600, D610, D750, D800, D810, D810A, D850, D7000, D7100, D7200, D7500 Camera ENEL15 EN-EL15 Li-ion Rechargeable Battery for Nikon 1 V1 D500 D600 D610 D750 D800 D810 D810A D850 D7000 D7100 D7200 Digital SLR Camera Battery Specifications - Energy Storage Capacity: 1900 mAh /Voltage: 7.0 volts, Chemistry: Li-ion Memory free for maximum performance - Absolutely no memory effect so that you can charge battery at anytime - Super Long Time Recording Battery kit 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 The ecoEfficiency technology for exceptionally long power life and ecofriendly