This golf phone holder is compatible with 4.0-7.2 inch cellphones including iPhones or Android devices even with thick cases.Recommended Device Size: 2.3" -3.6"(width)/ 4.0"-7.2"(height)/ Less than 0.67in(thickness). 360° Rotatable: The cell phone holder can be 360° rotatable by ball joint. You can place your phone horizontally or vertically and adjust it according to the sunlight angle to avoid glare or shadows affecting your visibility, shooting without blind spots.