All in one solar led street light 8w ,12w 15w ,20w 30w ,40w 50w 60w. 1. Energy saving: No need electricity ,no need cable wire,energy from solar photovoltaic power which is inexhaustible; 2. Environmental friendly: no pollution, no noise, no radiation; 3. Safe: Avoid electric shock, fire and other accidents; 4. Convenience:simple installation, does not require wiring or digging construction, and no power off concern. 5. long lifetime: high-tech smart control systems, accessories are international brands, intelligent design, reliable quality; 6.Smart system:with Optic motion sensor,It works acccording to optic motionsensor in the day time and night time. 1.It with motion sensor, turn on at night time and turn off at day time automatically. 2. Long life time more than 50000hours .And working 8-10hours everyday. 3-5days continual work on rainy days. 3. No need electricity ,no need cable wire,energy from solar panel. 4. Save time and money .Easy installation.Does not require wiring or digging construction 5. Environmental friendly: no pollution, no noise, no radiation; 6. Safe:Avoid electric shock, fire and other accidents; 7. No need worry about power off . 8. No need pay for power cost,no need pay for extra construction cost. 9.You can move it any time if you want .