[WIDE COMPATIBILITY] Stand perfectly supports tablets/ipad (up to 13 inches) Such as iPad Air,iPad pro 12.9/9.7,iPad 1/2/3/4,iPad mini 1/2/3/4,Microsoft Surface Pro/Pro 6/Pro 7/Pro X,Surface Go/Go2, Samsung Galaxy Tabs,Amazon Kindle Fire HD, etc. & cell phones/mobile phones (suggest in 4.5-6.5 inches). Such as iPhone X/Xr,iPhone 11/12/12 Pro,Samsung Galaxy, Switch,etc..[TIGHTNESS ADJUSTABLE]Use the 'Allen Wrench' that comes with the package to adjust the degree of tightness. Once you set up a degree of tightness, It would be as sturdy as you want. And the angles are adjustable. Supporting both vertical and horizontal viewing..[ QUALITY TABLET SATND]The whole product is made of high-quality aluminum alloy (the clamp is made of plastic), which is very strong and stable without bending risk..[PLEASE NOTE][SMART LIFESTYLE] Perfect for playing game, watching videos, viewing photos, reading, typing, video recording,home-school, etc..[PLEASE NOTE]The stand may a little heavy for some customers (The weight of the stand is about 1.1 pounds). The clamp of the stand is made of plastic, the rest of them are aluminum. stand has 1-YEAR warranty.