AcTopp Bike Phone Mount Bicycle Holder, Universal Cradle Clamp for iOS Android Smartphone GPS other Devices, with One-button Released, 360 Degrees Rotatable, Rubber Strap Easy Operation: Our phone mount is easy to Install and Remove, Screw the Flipper to Hold Firmly and Remove the Bike Phone Mount Easily by Hand. Humanized Design: Multiple Protections,Non-slip Rubber Grip Cradles of the Bike Phone Mount Secures Your Device All-around to Guard Against Any Accidental Falls. Protect Your Device on Your next Thrilling Bicycle Journey Perfectly. Compatibility: As Wide as 1.97-3.94 Inches; This Bike Mount Frees Your Hands up so You Do Not Miss Any Fun on the Exciting Ride. Rotation by 360 Degrees: This Cell Phone Holder Presents the Best Viewing Angle on Bike Handlebars Ranging from 18 - 40mm (.71 - 1.57in) in Diameter. Practical and Useful: Keeps Your Device Within Reach Anytime; Simple Push on the Button to Instantly Release Your Phone. Practical and Useful: Keeps your device within reach anytime; Simple push on the button to instantly release your phone. Enables you to release and unlock your phone in seconds with just one hand.