led traffic countdown timer lightning protection:40KV Discription:Fixed Time Mode:Displays countdown to signal change manual Mode:Displays”01” Controll signal:controlled by signal from traffic signal system. Control system:Microprocessor. Display Type:2 digits Voltage:110VAC/220VAC Power consumption:15W Temperature: -20~70°C Resistance:Water and Dust at level IP65 Installation:Horizontal(tall pole) Vertical(short pole) Size:500MM 400MM 600MM
1)This signal is specially designed to increase the safety of car driver, by showing number of seconds left to change signals from red light to green light to yellow signal or from green signal to yellow signal to red signal to assist drivers to determine if he should continue driving or should slow down to wait for light changed.
2)When Green Vehicle Signal is on, the Green Digits will be shown with count down digits, to show the number of seconds left before the Green Light is changed to be Yellow.
3)When Yellow Vehicle Signal is on, the Yellow Digits will be shown with count down digits, to show the number of seconds left before the Yellow Light is changed to be Red.
4)When Red Vehicle Signal is on, the Red Digits will be shown with count down digits, to show the number of seconds the car driver needs to wait before the Red Light is changed into Green.
5)The maximum number of two digits is 99 seconds. If the countdown time is set exceeding 99 seconds, the signal will not show the digit until it counts 99 seconds.