Smart touch switch: The car air exhaust phone holder, smart and automatic, no abnormal noise, the touch switch automatically retracts. Position, the clamp arm will clamp automatically.Fast charging mode: The mobile phone wireless car charger supports the international wireless charging QI standard technology, and has a 5V / 9V dual charging mode. The fixed frequency fast charging is more stable and can quickly charge the phone 360 rotation: The multi-function car charger can rotate 360, the angle can be adjusted arbitrarily, the bracket is stable and does not shake, and the operation becomes easier.Firm and stable: simple installation, design to clamp the silicone clamp firmly, the clamp arm is made of thick material, the fixing is more stable, and it is not easy to slip, so as to adapt to various road conditions.Good heat dissipation: physical convection heat dissipation and safe charging. The back and top convection vents are designed to improve heat dissipation efficiency. Effectively reduce the charging temperature of mobile phones and extend the life of wireless charging.