LED roadway safely,traffic sign

matrial: aluminum or SMC

1.solar battery :power:5W  service life:15 years2.storage battery:power12V/17AH service life:2 years.3.LED:100000 hours,LED color:yellow,red.4. visual range:more than 500m5.flicker frequency:more than 24±2 times/min.6.lasting 240hours in cloudy/rainy day.

solar traffic sign