Compatible with all Tablets(4-13 Inch), Smartphones, and E-reader, it will fit tablet/phone with most cases or sleeves, such as iPhone 11 Pro Max/ XS Max /XR/ X /8 , Galaxy S9 / S8 / S7 / S6 / Note6, iPad mini / pro / Air, Samsung Tab, Google Nexus, Kindle. This metallic adjustable stand plays a good role in your office, kitchen, living room, bedroom. The hook width is 13mm, please make sure the thickness of your devices is no more than 13mm