MK Battery Grip for Sony A9/A7R III

2pcs NP-FZ100 Lithium batteries can be put into the grip, extending your shooting time.
With vertical shooting function. Excellent coating made with the top-class rubber for perfect feeling.
Support screen lock function and lock display mode.
Allow for setting delay time, exposure time, time interval, and a number of shots.
Specifications(Parameter):
Working voltage: 6.7V-7.2V (grip) /3V (remote control)
Working temperature: 0~40℃.
Applicable battery (Not Included): 1 or 2 pcs NP-FZ100 Lithium batteries (for grip)
Weight: approx. 420g (grip)（batteries not included）
Size: About 127(L) * 67(W) * 110(H)mm (grip)