Automatic clamping, driving smarter - Featuring a unique gravity mechanism, the car phone holder automatically secures your phone when you slide it in. The retractable back provides strong, stable support to help prevent accidental drops while driving. Unique metal hook for enhanced grip - Designed with a hook-shaped structure that creates three contact points, this air vent phone holder firmly attaches to the vent without slipping or shifting. It effectively addresses common issues such as falling forward or detaching on bumpy or curved roads. Note: This holder is designed for horizontal air vents only. Optimal viewing angle - The 360-degree rotating ball head allows flexible adjustment, enabling you to position your phone at the ideal viewing angle for navigation. It ensures clear visibility without obstructing your line of sight, enhancing driving safety and convenience. Wide compatibility - Supports phones ranging from 4.7 to 7.2 inches with slim protective cases, including iPhone 16/16 Pro/16 Pro Max, iPhone 15/15 Pro/15 Pro Max, iPhone 14 Pro Max/14 Pro/14, iPhone 13/13 Pro Max/12 Pro Max, Samsung Galaxy S24/S24+/S24 Ultra, S23/S23+/S23 Ultra, S22/S22+, A55, A54, A53, and other similar models. Premium matte aluminum alloy construction - Crafted from high-quality, oxidized matte aluminum alloy, this phone holder complements any car interior with a sleek, modern finish. Its refined texture integrates seamlessly into your vehicles design, adding both function and style.