1. The screen separation of the heating-free mobile phone and the removal of the high-efficiency back cover glass are two in one 2. The strong suction cup can be adjusted freely from front to back or left to right with a bracket. The force is uniform and the adsorption force is strong 3. The screw tension design makes the suction cup pull up evenly without damaging the screen 4. 360 degree random rotation and fixation, simple, efficient, and convenient operation 5. A cushion sponge pad, with high resilience and tensile resistance, is not easy to hurt the phone and has good cushioning performance 6. Front and rear protective soft pads, removable keys, firmly clamped, not injuring the phone, applicable to most models on the market, and the width can be adjusted through the knob 7. It is made of aluminum alloy and is resistant to compression and deformation 8. The bottom anti-slip foot pad is designed to firmly fit the desktop and is not easy to slide