1. Display color: red; 2. Built-in Transmission Control Protocol/Internet Protocol, communication interface: RJ45; 3. Built-in temperature-compensated clock, continues to operate normally during external power outages, and self-calibrates once the network is restored; error less than 0.5 seconds/day; 4. Automatic network time synchronization, no cumulative timing error; 5. Display content: year, month, day, hour, minute, second, day of the week, lunar calendar, temperature; 6. Frame made of cold-rolled steel plate with integrated molding, acrylic panel, elegant and stylish; clock face is anti-glare treated, ensuring no reflection under fluorescent lights. All components are high-reliability, long-life parts, designed and manufactured for maintenance-free operation; 7. Brightness ≥600 cd/m2; brightness adjustment ≥3 levels; 8. Viewing distance: 3m—50m; 9. Maximum power consumption ≤40W; 10. Power supply: 220VAC±10%, 50Hz; 11. Environmental requirements: -15℃—+55℃, 10%—95% RH; 12. Screen frame dimensions: 490*190*50mm (length*width*thickness).