1. Material: aluminum alloy + PC
2. High temperature resistant, durable
3. Does not take up space, does not block sight
4. Magnetic silicone number card, 6 or 8 groups of 0-9 numbers
5. Easy to install, just stick it on the instrument platform
6. Washable glue, firmly stick without leaving traces, can be repeatedly pasted without traces
7. Hide the number to protect personal privacy and security
8. Size: single number 128x31x13mm; double number 128x38x13mm
9. Weight: single number 70g; double number 105g