QIAOJINLIN 2-Pack Backup Battery for Nikon EN-EL15 1 V1 D600 D610 D750 D800 D800E D810A D850 D7000 D7100 D7200 Digital Camera 1. Battery Type: Rechargeable Li-ion 7.0V 2. Output Voltage: DC8.4V (max); DC7.2V (mean) 3. Can show battery level in camera's LCD screen as original version. 4. 24-month warranty,tested under strict quality control standards 5. Package includes: 2x Brand New Battery ; 1x User Manual