【Flexible Adjustable Arm With 3 Ball Joints】 The cup mount for tablet PC features two section arms that connected by ball joint. Total three threaded metal spherical joints that can rotate 360 degree and 90 degree or 180 degree adjustable to obtain the desired angle and height and achieve the optimal driving perspective, reducing fatigue. | 【Excellent Stability】The main arm (two section arms) are made of high-strength zinc alloy material, connected by 3 metal balls,which has a superior texture, is sturdy and durable, and is not easy to break. All three metal ball heads are threaded, durable and non slip.The area of the base that contact with car cup holder is covered with soft and non slip silicone, making the entire mount more stable while also protecting the cup holder from scratches. | 【Fits Most Car Cup Holders】The cup tablet mount designed with expandable base,adjustable range from 2.3 inch to 4 inch in diameter,compatible with almost all cars, SUVs, trucks, and golf carts and even other equipments that with cup holder such as treadmills, elliptical machines and so on.Easily secure your tablet, release your hands to make driving safer. | 【Universal 2 IN 1 Broad Compatibility】Car tablet holder fit for all 4.7"-13" screen cellphones and tablets, such as compatible with iPad Pro 13/ 12.9/ 11/ 10.5/ 9.7, iPad 7th 8th Generation 10.2", iPad Air 2 3 4 10.9" 2020, iPad Mini; Galaxy Tab A 10.1/ 10.5/ 9.7/ 8.0, Galaxy Tab S series, Galaxy Tab E 9.6, Tab S4; Surface Pro X/ 7/ 6/ 4/ 3/ Surface Go; Nexus tablets, iPhone, e-Readers etc more tablets and smartphones with or without a case or sleeve. | 【Easy Installation】The user-friendly design of this car cup tablet stand makes installation and removal a breeze. You can easily connect the tablet bracket with the arm,and insert the base to the cup holder,then simply adjust the base to fit your cup holder, place your tablet, and you're ready to go. It is a must-have for road trip essentials, ensuring safe and comfortable long-distance driving.