【Universal Ball Head Arm for Phone】The telescopic arm extends from 5 – 9.8 inches and pivots on 360 degree arc for a variety of mounting positions. The rotating ball joint allows you to view your phone in both landscape and portrait mode.fits most standard car cup holders, no need for extra tools to install. Perfect and firmly fixed in the cup holder of the car, truck, or SUV, suitable for various size cup holders in vehicles. 【One Quick Button Release】Simple of operation, press button on below of the car holder to slide open and then take out mobile phone. Press the arms on both sides to clamp the mobile phone again. A locking lever for installing and removing the car mount. And sponge pad design at the bottom, protective- soft holder grips/backing will not scratch your devices. You don't have to worry about the friction or the cell phone moving even on rugged mountain roads. 【Stability & Flexibility Design】The vehicle iphone mount holder features telescopic and sturdy arm to better hold your iphone or galaxy phone. The arm height is highly adjustable that the iphone car mount holder doesn't block anything on the dashboard and can be freely adjusted as you like - 270 degree rotation. Due to solid construction, the phone cup holder car mount minimizes road vibrations to your device for a stable view experiences. 【Universal Cell Phone Car Cup Holder】 Holds all phone and case combinations from 2.3 inches to 3.5 inches in width.Single use dashboard disc and reusable suction cup combo provide a powerful hold and superior sticking strength. 【Strong And Durable Material】Made with an adjustable heavy base and durable plastic, the cup holder phone mount will securely lock in your car cup holder. Now keep your hands on the steering wheel and your eyes on the road while conveniently using your phone's GPS navigation and hands-free features.