... . 12pcs SUPER BRIGHT LED light for long visual distance. 12 LED barricade traffic light feature: 1 , Batteries: 2pcs D-cell batteries, ... With energy save chip used. The barricade traffic light can work about over 800hrs, 12hrs per day as ... 12000MAH HIGH PERFORMANCE ALKALINE batteries, the traffic light can work about 1850hrs.2, The traffic light is controlled by PHOTOSENSOR, which ...