Solar Streetlight Solar panels:80W-200W mono/poly crystalline silicon solar panel,with lifepan of 20 years. Maintenance-free storage battery:leda-acid or gel 100-200Ah maintenance-free battery. Lighting source:23 to 55W energy saving lamp(3000 hours lifepan) or 15 to 40W LED lamp(50000 hours lifepan) Controller:SHT-8A2 patent solar controller, light control,time control,maintenance-free battery protecting Material: steel with zinc-plated and plastic plated pole and die-casting aluminum shell lampshade Working mode:single light and time control, or A/B individual control(Please note that the AB mode is only available with LED lamp) Working time:8-10 hours per night, last 5-7 days in bad weather for lighting Working condition:temp. from -20°C to 65°C, and the wind resistance ≥140kms/h Installing height: 7 to 10 m