Battery grip for Nikon D3100 DSLR Camera.

Brand new compatible battery grip allows your Nikon D3100 D-SLR camera to be powered by two EN-EL14 batteries simultaneously to deliver double the number of shots from the Nikon D3100. It's very easy to use, the replacement battery grip for Nikon D3100 locks into place via the tripod socket screw. This battery grip provides its own tripod adapter threads, so this functionality is not lost.

Note: If you combine one original EN-EL14 battery with 3rd party compatible one, the battery information would be shown on camera LCD screen.

Features:

• Allow to use two EN-EL14 batteries simultaneously, effectively doubling your shooting capacity
• Support the Battery Info on the camera LCD screen (Work with only two original. or combination of original and compatible battery's)
• Infrared Remote Controller 
• Catridge style with multiple function
• Vertical shooting more comfortable
• Shutter-Release. And the power on/off button also available to use with battery grip installed
• Instruction manual included (English version only)

Specification

• Model: D3100 battery grip
• Power Source:
  • Original or replacement EN-EL14 battery's
• Power Switch: Camera's power switch
• Infrared Remote Controller: Control shutter, work within 10 meters 
• Working Temp: 0'C - 40C / 32' F-104' f
• Working humidity: 85% or less
• Weight: 200g approx (without batteries)
• Instruction Manual: English
• Warranty: One Year

Compatibilty:

Nikon D3100 DSLR
Nikon D5100 DSLR

What's include in the box:

• D3100 battery grip unit
• Infrared remote controller
• Connector cable
• English and Chinese version Instruction manual