Features: With a single press, you can switch the display and hide of the number in one second, which can protect the privacy of the owner. The use of ABS environmental protection materials is structural stability, sun-resistant high temperature, and not easily to deform. Delicate, wonderful and small body will not block the line of sight. Special drawer number plate design. There are 6 groups (0-9) digital stickers, you can freely compose your own mobile phone number. Using the disassemble piece inserted and opening the number office, putting the cell phone numbers into the clip, and numbers can be put directly under the hand mix.