* Battery Power Components: 12WP

* Accumulator: 12 V12AH

* The Power of Lamp-house: 12 V3W

* Switch Control: optical control set, the immigration and customs control

* Work Time: the daily work seven hours

* Overcast & Rainy Days: could consecutive five cloudy days

* Lamps Height: 3.3 m

* Lights Materials: high-quality rolled steel (hot-dip galvanizing & plastic)