Parameters:1. Material: aluminum alloy, silicone 2. Adjustable length: 142.5mm-217.5mm 3. Maximum thickness: 31mm 4. Suction cup diameter: 90mm 5. Maximum height: 470mm 6. Folding height: 200mm 7. Application scenarios: car windshield, glass or other smooth surfaces. Features:1. Adopts a sturdy aluminum alloy structure to provide excellent durability and reliability.2. 360-degree rotatable design, which can be freely adjusted to your comfortable use direction.3. Strong suction cup, firm and stable adsorption, will not fall off even in bumpy road conditions.4. One-handed operation, easy to use, does not block driving vision. Package List:Bracket x 1. Screw driver x 1. User manual x 1