Elvid Lynx USB Electronic Follow Focus Remote Controller for Canon DSLRs
Main Features
Remotely adjusts focus, ISO, aperture, shutter speed, and exposure compensation
Manual focus wheel
Adjustable focus speed
Auto-focus, shutter release, and video record button
Four programmable focus point preset buttons
Magnification function for increased focus accuracy
Can be used handheld or mounted on 15mm rods
Includes single and dual rod rig mounts
Powered by two AA batteries
