Adjustable Height: Extends from 11.6 to 16.6 inches, offering customizable height for easy access to your phone, perfect for navigation and hands-free calls without obstructing your view Rock-Solid Stability: Features a sturdy metal arm that stays steady, even on rough roads—no wobbling like flimsy goosenecks Flexible Positioning: Comes with 3 adjustable joints for perfect angle control—high, low, close, or distant. Passengers can easily use it too, offering shared convenience Secure Grip & Phone Compatibility: Adjustable base fits cup holders from 2.17 to 4.33 inches in diameter. Phone clamp adjusts from 2.36" to 4.13" wide, fitting most smartphones. Not compatible with foldable phones or tablets. Wide Compatibility — Know Before You Buy: Works with iPhone (Standard/Pro/Pro Max), Samsung Galaxy S/Ultra series, Google Pixel, and most standard smartphones. If you use a very thick rugged case, please measure your phone width first. Not suitable for foldable phones or iPad mini.