Weighing only 0.21KG, it's lightweight and durable. Featuring a three-point rotary mechanical locking design, it's stable and shake-resistant; the clamping range is wide, from 2.2 to 3.7 inches, perfectly compatible with various models. The bottom supports tube diameters from 0.5 to 2.1 inches and includes a silicone protective pad for slip resistance and to prevent damage to your vehicle. It also boasts a 360° rotating ball joint, allowing for free switching between portrait and landscape modes, making navigation on the go safer!