Specification: Model Number: OA-1S Material: aluminum alloy ABS Two arm sections Arm length: 440mm Height adjustable range: 30-400mm Arm rotation: 360 degrees Laptop rotation: 360 degree, laptop tilt: 25 degree Tablet rotation: 180, tablet tilt: 80 degrees Max Loading: 7kgs Installation: desktop mount or eyelet mount. Desktop thickness: 0-75mm Suit for 10-15.6 inch laptop and 9-10 inch tablet