Buy from Amazon.com : http://fave.co/1xJ3GVC

Battery And Charger Kit for Nikon D800 D810 Digital SLR Camera Includes Vertical Battery Grip

Product Description :
ENEL15 EN-EL15 Li-ion Rechargeable Battery for Nikon D800 D810 Digital SLR Camera
Battery Specifications - Energy Storage Capacity 2200 mAh Voltage 70 volts Chemistry Li-ion
100 Memory Free Super Long Time Recording battery has a one-year warranty
This battery is fully decoded and will function just like an original Nikon ENEL15 Battery
Includes Vertical Battery Grip Qty 2 ENEL15 2200mah Batteries Rapid ACDC Charger LCD Screen Protectors Micro Fiber Cleaning Cloth