Customized Hour-Minute + Temperature + Year-Month-Day + Week Synchronized Clock

1. Display colors: red, white, green, customizable; 2. Display content: year, month, day, hour, minute, day of the week, temperature; 3. LED display unit luminous intensity: ≥200 cd/m², 4. Contrast ratio: ≥10:1; 5. LED display MTBF: ≥100,000 hours; 6. Independent timing accuracy: ≤±0.01 seconds/day; 7. Synchronization accuracy: ≤1-5 ms; 8. Environmental requirements: operating temperature: -10 to +50°C; 9. Power supply voltage: 220V ±20%; 10. Power supply frequency: 50Hz ±5%; 11. Connection interface: WiFi time synchronization,