-Height: 6~9m
-Solar energy cell plate: 120~240WP
-Light source: 12V, 15W
-Energy saving lamp
- LED high brightness: 3W, 15W
-Nonpolar lamp: 23W, 40W, 80W
-Accumulator: lead-acid maintenance free battery, 12V 65AH-200AH
-Controller: optically controlled, time controlled(1~12)hours on-off, over charge and over discharge, short circuit waterproof protection, high reliable design
-Working time: 5~7 days if sunshine; 3'5 days if continuous cloudy and rain
-Scope of application: highway, bridges, etc.