17 countdown timer

The Shuangbai series countdown digital display adopts microcomputer control and can automatically detect the time of traffic signal color. It is equipped with a hardware watchdog circuit, ensuring stable and reliable operation. The shell is made of aluminum alloy structure, with fine craftsmanship, beautiful appearance, light weight, never rusting, dustproof, waterproof, and a service life of over ten years.

Product Description:

The two digit countdown display is red and green, with an integrated glass transparent surface. The countdown timer reminds vehicles and pedestrians of the waiting time through the countdown count.

Product features:

All indicators comply with the standard of Road Traffic Signal Countdown Display (GA/T508-2014) of the People's Republic of China.

Imported four element ultra high brightness LED wick, with uniform chromaticity, large viewing angle, long visible distance, and long service life.

Adopting silicone rubber seals, dustproof, waterproof, and flame retardant, effectively eliminating various hidden dangers.

Parameters:

Specification: 800 * 600

Lamp housing material: PC, aluminum alloy, die-cast aluminum

Installation method: horizontal and vertical installation

Light source lifespan: ≥ 100000 hours

Center wavelength: red 625nm, yellow 590nm, green 505nm

Temperature resistance: -40 ℃~+85 ℃

Working voltage: DC12V/24V, AC (220 ± 20%) V (choose any one)

Visual angle: ≥ 30 °

Visible distance: ≥ 500m

Thermal performance: relative humidity of air 5%~95% (without condensation)

Insulation resistance: ＞ 10M Ω

Wind resistance level: 145m/h

Shell protection level: IP53