EZOPower 2 x EN-EL15/ENEL15 Battery + Quick Dual Battery Charger Kit for Nikon D7200, D610, D600, D810A/D810, D800/D800E, D750, D7000, D7100, 1 V1 Brand new EZOPower Battery Voltage: 7.4V; Capacity:1600mAh Dual Battery Charger enable Charge up to 2 batteries simultaneously. AC Input voltage: 100V - 240V. DC Input voltage: 12V 1000mA. Single output current: 800mA ~ 1000mA MAX. Double output current: 600mA ~ 800mA MAX.