1. Material: aluminum alloy + race steel 2. Support: mobile phone 3. Alloy built-in radiator to cool down the phone without getting hot 4. The three-joint shaft is adjustable, adjust the angle that suits you 5. Support mobile phones to switch between horizontal and vertical screens at will 6. Enlarging the load-bearing chassis, the stability is higher than ordinary brackets 7. Rotating base design, 360-degree surround 8. Infinitely adjustable universal ball, all-round adjustment of viewing angle