Strong and long-lasting, composed of ABS and carbon fiber panel material Specifically designed for air vents, it has the ability to move up and down. One-handed operation, one button that opens automatically, pressing the side clamping arm, clamping both sides in a single second, and the clamping arm and bottom bracket forming a triangle for stable support Any angle of view adjustment does not obstruct the air outlet, and the clamping arm can be rotated 360 degrees. Any car model can use this adjustable nut-style telescopic inverted buckle.