1. It is easy to change the screen without damaging the flat cable 2. It applies to most models on the market. The width can be adjusted through the knob 3. The strong suction cup can be adjusted freely from front to back, with uniform force and strong adsorption force 4. The screw tension design suction cup can be pulled up evenly without damaging the screen 5. The product can be disassembled on the left without damaging the flat cable 6. The camera groove is designed to prevent the camera from being damaged when the screen is disassembled 7. It is made of aluminum alloy and is resistant to compression and deformation 8. The bottom nonslip foot pad design firmly fits the desktop and is not easy to slide