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Help CenterLED Countdown Timer 12"*12" Three Digitals
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Specifications
1)3 color and 3 digital coutdown lamp2)Max display 199
3)Energy saving
4)Led countdown light
The tri-color LED countdown signal. lamp is intended for indicating the remaining time to the car drivers and pedestrians when they drive or walk across the street.
1. Working mode
a. The first one or two cycles is for memorizing time. The countdown function starts from the second or third cycle
b. When the red digital displays, the car or pedestrian should stop moving.
c. When the yellow digital displays, it means the next step is red digital. If the car or pedestrian intend to move across the street, pleas don’t do that. There is no enough time for you to go across the street..
d. When the green digital displays, the car or pedestrian can move forward or across the street..
e. The maximum display digital is 199 for green and red. The yellow is 9.
2 .Optical Characteristics
Luminous Intensity |
>3000cd/m2 |
Chromaticity |
Red 625±5nm Yellow 590±5nm Green 505±2nm |
LED numbers |
Red 90pcs Yellow 39pcs Green 90pcs |
Emitting surface |
305mmx305mm |
3. Electrical and Mechanical Characteristics
Rated Votage |
12vdc |
Power Consumption |
6.5W |
Operating temperature |
-40~+74degree C |
IP Rating |
IP55 |
Power source |
Solar power |
Materials of housing |
Polycarbonate |
Weight |
4.4kgs( including bracket) |
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