Ball Joint Clamp with Knob Basic Package There are 5 pre-flash settings

There are 5 pre-flash settings to synchronize with the built-in flash of most digital compact cameras

It provides approximately 1

This is an underwater housing for the UXDV-3HD-CAM 1080p HD camera

the lightweight Detachable Ball to YS Mount Arm is made of fiberglass-reinforced plastic

Ball Joint Clamp with Knob Basic Package There are 5 pre-flash settingsThis is a standard clamp with a locking knob used to connect 2 ball joints together. It is exclusively for joints with 1" diameters. Link 2 arm components or an arm and a strobe or video light. Built for durability, especially resistance to corrosion, the clamp is constructed from black anodized aluminum. Product Highlight Connects 2 Ball Joints Together For Joints with 1" Diameters Made from Black Anodized Aluminum Specifications In The Box