... 20W with 5 m pole,25w with 6 m pole,30w with 7 m pole,36w with 8 m pole,40 w with 9 m pole,60W with 10 m pole,90W, ... ,garden Military bases Industrial parks Remote roadways Benefits: 100% solar powered No wiring Fast and easy installation No utility bill ... in the pole,decreases the maintenance fee Don’t have this functionHigh maintenance feeResult 60W light can replace 250W High-Sodium street lamp;366 ...