ExpertHolder for Air Vent: Our Master Car Vent Phone Mount with Non-blocking Function is designed to create the perfect mood for every drivers' experience. With extension arm and free angle adjustment, they can create a comfortable ambience, or a vivid, bright and refreshing driving atmosphere - which suits your car best. More Stable, Less Blocking: LISEN brand laboratory has upgraded this phone mount for car from 3 directions.① Upgrade extension arm to protect your phone overheating crash; ②Cell phone holder for car mount with most stable "Steel Hook",③Cell phone car holder that has the most strong clamping force, which up to 48 LB (equivalent to 70 iPhone 13 Pro Max). LISEN provides at least 1 years of user service. Protect Your Phone & Vent: There are lots of anti slip&scratch rubber pads on this phone holder for car ​for car vent. It will protect your mobile phone and automobile vent from scratches. Enjoy easy navigating, charing, calling, talking or listening to music on this carmount! Compatible with Horizontal & Vertical Vents: The Steel hook clip of this cell phone mount for car is 50% longer than the ordinary one. It’s compatible with most Horizontal & Vertical vents, which solves the common problems of poor compatibility and cradle easy falling off on the market. We upgrade the iPhone car holder to meet all the needs of the car vent. Note: Round vents may not fit.