1. Ultra stable mobile phone holder design: Gravity system and onehanded operation, activated by the weight of the mobile phone, the car holder holds the phone firmly. Easy onehanded installation and disassembly. Note: Horizontal mode is not supported. 2. 360° Rotatable Length/Angle Adjustable: The flexible ball joint ensures 360° smooth rotation. With angle and length adjustment knobs, the stand meets your needs for phone height and distance. 3. NO BLOCKING: The collapsible design is compact when not in use and won't block vents. It maintains car ventilation in summer and prevents phone overheating in winter. 4. Full Protection: The kickstand arm and foot feature ultrasoft, elastic silicone pads. The thick shockproof design protects your phone from scratches, drops, and driving vibrations. 5. Sturdy metal hooks: Adjust the hook length via the knob for a firmer grip on vent blades. The durable metal hook stays secure on bumpy roads or sharp turns, ensuring driving safety.