Using the phone while driving is extremely dangerous. Drive more safety with this Car rearview mirror phone holder. It can provide you with the best viewing angle to ensure safe driving. You can place your phone in any direction (horizontal, vertical, etc.) for the best driving experience. Moreover, the car phone holder is equipped with an automatically adjustable clamp arm, which is easy to install. Located in the rearview mirror above the driver’s seat of the car, it can be easily installed and completely fixed without falling. In addition, it refuses to fall off when bumping, perfectly protects the mobile phone, the neck does not shake during use, and does not affect the driver’s navigation on the mobile phone.