This battery grip is a powerful and versatile accessory for the Nikon D3100 SLR cameras. A short cable connects the battery grip to the camera's remote port to provide this functionality.
Equipped with: a shutter-release button to make vertical shooting easy and comfortable
Holds: up to two EN-EL14 batteries
Includes: battery grip, cable, and user manual
Compatible models:
Nikon D3100.