This is a V/V-Lock quick-release plate with a mini shape. Standard female V-Dock and male V-Lock compatible with all V-mount batteries to provide greater battery life for your photography rig.; It Provides one 14.8V / 2.5A - 5.5A DC jack and one D-tap sockets. The mount has no electronics, it just used for mount a battery that has its own power outputs to power your gear.; Strong practicability. With 1/4 inch threaded screw hole, it is easily attach to weeyllite S-1 hand grip. (dedicated recess design); Side removal button, press down to remove the V-port battery.