-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.