Features:
Powerful, versatile, and comfortable.
Extends the battery life of your DSLR camera.
Offers a secondary shutter release button for vertical and portrait photography.
Includes special function buttons for more shooting options.
Makes vertical shooting possible.
Shutter button, AF-ON, Control wheels, etc (depending on model).
Holds one EN-EL15 battery or six AA batteries (batteries not include).

Specifications:
Color: Black
Compatible with: Nikon D7000
Power sources: (1) One EN-EL15 battery; (2) 6 AA/LR6 alkaline batteries; (3) EH-5a AC Adapter
Working temperature: 0â„?- +40â„?br /> Dimension: 13.3 * 4.3 * 6.5cm
Weight: 200g
Package size: 15.5 * 12.5 * 9cm
Package weight: 371g

Package including:
1 * Battery Grip for Nikon D7000
1 * Battery Holder for AA batteries
1 * Battery Holder for EN-EL15 battery
1 * User Manual (multilingual)