1. It is professional smartphone rig made for avid smartphone photographers, filmmakers, journalists, sporters and travelers.2. Three functions: Tripod mount, filmmaker grip and traveler stand.3. Tripod mount: With the F-Mount, you can mount your smartphone on any tripod thanks to the universal 1/4 inch-20 threaded base. You can also mount it on a slider or on a shoulder rig for taking smooth shots and steady video clips.4. Filmmaker Grip: Fix the F-Mount to the right side of your smartphone, then mount the provided aluminum grip extension for holding your device more ergonomically, add the included wrist strap for maximum security, and turn your mobile devices into professional filming equipment. You're now ready for taking the most steady and creative handheld shots.5. Traveler stand: Mount the grip at the center of your device for landscape-mode or slide it sideways for portrait-mode. Take great night shots on your next vacation, shoot time-lapse movies on the go, or edit your pictures comfortably while having a cappuccino at your favorite coffee shop.6. Compatible with iPhone 8 Plus,iPhone X,7 Plus, 6s, 6s Plus, any other iPhone, Samsung Galaxy, Sony Xperia, Nokia Lumia, Nexus and any other device with a width between 57mm and 100mm.