Tech parameter:
1. Dimension: ??200mm??300mm??400mm.
2. Tube light: Super bright red, green, brightness is not less than 300cd.
3. Working environment: GB2423.1~2, GB2423.10, Temperature: -55C~75 C, Led Signs color: Suit for GB8417,
4. Outside is sealed, Waterproof, dustproof.

5. Red, green light luminous intensity is not less than 300cd.
6. Viewing distance is not less than 300m.
7. Voltage: 220V, Power: 8W.
8. Lifetime: >=100, 000hours.
9. Security is fit for GB700.
10. The resistance for vibration is fit for GB2423.10.