Newly Upgraded aAdjustable ArmIn addition to the left and right adjustable arm, we have added the function that can be adjusted back and forth. The structure is more stable. Reduced 90% of the phone shaking problem. The Most Comfortable Driving Position and AngleThe rearmirror phone holder for car with highly ball-joint 360°rotation, allow you to view your phone from all angles in portrait and landscape mode. Not only does it move up and down up to 2.15 inches depending on your viewing angle, it can also move back and forth up to 2.3 inches, bringing your phone closer to you! Most importantly, you can fix it in every direction to avoid obstructing the view. Perfectly Fit Rearview Mirrors With ButtonsOn the basis of the three-claw fixed on the market, our rear view mirror phone holder has been upgraded to a four-claw stable to perfectly fit the rearview mirror with button, and can be compatible with more rearview mirrors. The multifunctional rearview mirror phone holder with