180 +180 Rotation & Extension Arm This Tablet holder for car backseat can rotate 180 +180 , you can rotate car mount to any angle you need. Coupled with the dual-axis extension arm, you can easily pull it out or retract it as needed to adjust the desired viewing angle, and it can also be easily operated by kids. When not in use, it can be pushed into the gap between the headrests to protect kids from collisions. Sturdy and Safe This car tablet holder is sturdy and durable, with a built-in high-elastic spring clip that is stable and will not fall off, making it easy to cope with various road conditions. The non-slip rubber pad protects the tablet from scratches and sliding, ensuring the safety of your device. Fits 99% of Car Back Seats & Easy to Install This tablet holder for car headrest,the distance between the two hooks is 0.4-6.3 inches, suitable for all retractable car headrests with round rods.