Main Feature: ● Equipped with an alternate shutter-release button， AE-L / AF-L button.
● Powered by one EN EL15 battery， or 6 AA batteries. ( not included ).
● Balance the camera position.
● Ideal for high volume and easy vertical shooting.
● Comfortable holding， anti-vibration function.
● Perfect for Nikon D7100， instead of Nikon MB D15. Package weight: 0.408 kg
Product Size(L x W x H): 14.00 x 8.00 x 5.00 cm / 5.51 x 3.15 x 1.97 inches
Package Size(L x W x H): 15.50 x 9.00 x 12.50 cm / 6.1 x 3.54 x 4.92 inches Package Contents: 1 x Handle， 1 x English User Manual， 2 x Battery Holder