Automatically adjust according to the gravity and width of the mobile phone It can be automatically clamped with one hand and can be operated with one hand It is simple and does not affect the signal of the mobile phone, and does not hurt the mobile phone The arm of the mobile phone is formed in a triangular shape, and the bracket can be stabilized and not shaken in the road conditions such as the speed bump / bump belt / abrasive brake / rapid turn Silicone wrapped steel core collet, not windy fan blade, anti-slip is more stable Flexible and compact, does not block the air outlet, easy to carry What's in the box 1 X Car holder unit