solar street light 1. high performance 2. energy-saving mode 3. 3~15days backup 4. Installation support solar street light1.LED chip: Bridgelux 3W/pc,center illumination ... pole,40 w with 9 m pole,60W with 10 m pole,90W,120W,150W3.LED quantity:36, 42 , 56, 84, 1124 ... :>100000HRS,5 years guarantee9.Environment temperature: -30°c~+65°c10.Light body: Aluminum Alloy11.Pole height:5m-12m