Wasabi Power Battery for Nikon EN-EL22, Nikon 1 J4, Nikon 1 S2 Rechargeable lithium-ion battery for Nikon EN-EL22 Rated at 7.2V and 1200mAh 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