The wide range of phone holder is 58mm-100mm(2.28-3.9inch), compatible with smart phones of various size ( x XS Max XR Se 8 7 6 6s Plus Galaxy S9 S8 S7 S6 ). Just adjust the height of the clamp to the right fit for your phone. Back screw easy control the cell phone tripod adapter , which support Horizontal and vertical mode perfect for any angle requirement. Non- rubber and tilt angle protect phone so will not damage the cell phone. The adjustable clamp has screw on the top make install much easier. Features: Works with all current smartphones on the market with or without a case Adjustable clamp height between 58mm - 100mm Uses industry standard 1/4 inch - 20 mounts Lets you rotate your phone vertically (Portrait) and horizontally (Landscape) Guides located on the back to assist with horizontal or vertical positioning colour:Black Material:ABS+metal Package Contents: 1 x Phone Rotating clamp Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.