It comes with a 5- inch long articulating arm for mounting small devices above camera allows photographers to keep the attention of children, pets, and other subjects for effectively shooting. Also an ideal teleprompter display screen for those users who recording videos by themselves. Meanwhile, a small monitor is created for the photographers to see images as they are shot. The spring-loaded Smartphone holder can hold any device up to 3”(76mm) wide. Non-skid pads are equipped for protecting your smartphone or device while holding it firmly in place. The position of smartphone holder can be easy set-up with the ratcheted handle on the Mini Vision Arm and also simple to install on the hot shoe of camera with the hot shot adapter (included).