This Universal bike phone Mount adjusts from 2 to 4 inch wide, to securely hold most mobile devices. Battery connector included. The holder is 360° rotatable, to allow you to select the best viewing angle. When you turn the rotator tightly, the viewing angle will not change even with you shaking your handlebar. It has a secure rubber grip, securing the four corners of your device tightly to the mount, protecting against falls, slides, and scratches. It has handlebar compatibility, with adjustable size for the handlebar from 1/4” to 1-3/4”in diameter. Rubber covered on grip surface to prevent damaging your handlebar. Easy to install: screw the grip to hold firmly and remove the Bike Phone Mount Easily by Hand. Available in 5 different colors.