Wasabi Power Battery for Nikon EN-EL21 and Nikon 1 V2 Rechargeable lithium-ion battery for Nikon EN-EL21 Rated at 7.2V and 1500mAh for longer battery life Premium Japanese cells for longer battery life with no memory effect Fully compatible with the Nikon camera and Nikon charger Includes battery with 3-year manufacturer warranty