One hand operation, just drop your phone and the clamp automatically adjusts to fit. Allow you to go hands-free with your phone for driving safety. Air vent outlet clip design, one hand easy installation. Powerful car magnetic bracket, strong adsorption to holds phone firmly. Compact and small size won't block your line of sight for safe driving. Thick silicone pad does not scratch the car, stuck firmly. Compatible with all mobile phones and all car air vents on the market. Package Includes: 1x Magnetic Steel Plates