Sliding hidden temporary parking number sign: The temporary parking sign can effectively solve many potential problems and worries caused by your parking, when you don't want to show your phone number, you can also hide it by dragging it. Cold-proof, explosion-proof: all new material, high temperature resistance, no degumming and deformation at high and low temperature. Operating temperature: -50 - 120 Simple installation design: magnetic number sticker + independent number card slot makes installation and removal of number more convenient , Flexible digital combination, easy to install, easy to absorb Automatically switch light mode: As for light function, it will only emit light after absorbing sunlight or light, and natural luminous materials will not continue to shine any at night. Tight structure, silent and without abnormal noise: 16 mold fits, 55 craftsmanship and exquisite craftsmanship Repeated gluing will not harm the car: switch to washable and removable glue, flexible and repeated gluing inside the car Material: aluminum alloy Product size: 122 * 26 * 14mm Packing list: aluminum alloy parking sign + 5 sets of magnetic notebooks