1. Basic function
   　- Static or dynamic scanning and latching technology
 　  - Super-light LED, special optical filtering film with visual angle
　   - GW & NW display

      2.Technical parameter
      - Display: 6-digit LED
　 - Power supply: AC 187-242V; 49-51Hz,
 　- Ambient temperature: 0~40℃
 　- Ambient humidity: ≤85%RH
 　- LED size:125mm high