[reasonable mechanical structure]: our stand has good stability and small size. After folding, you can put it in a handbag and take it anywhere to study or read an ebook. [height and angle adjustable]: our cell phone holder can be easily adjusted according to the angle (0 ° ~ 72 °) and the height of 1.64 inches, ergonomic, this adjustable cell phone holder can be firmly fixed according to your needs. The taller aluminum arms provide a comfortable viewing angle, help maintain posture, reduce strain on the neck, back and arms, and even protect eyesight. [beautiful appearance, hands-free] hands-free support. It is perfect for watching videos, reading and learning, playing games, making video calls and video conferences, using Facebook and watching YouTube. It is a great cell phone holder for your office and home. [Full Protection Silicone Mat]: The Cell Phone Holder Desk is equipped with a fully covered non-slip silicone mat to maximize the protection of your device from scratches and slips. Your device can be placed stably on the stand, so you don't have to worry about the device suddenly slipping while you are watching video or learning. [Universal Compatibility]: Universal phone and tablet support for 4-9.7 inch devices, such as iPhone 12 12 Mini 12 pro Max, iPhone x XS Max, Samsung Galaxy s10 s9 s8 plus, Samsung note 9, Huawei , xiaomi, oneplus; If your device has a case, make sure the thickness of the device does not exceed 0.8 inches. For phones larger than 8 inches, set them to landscape mode, which will provide greater stability.