solar street lamp with mono/poly solar panel and optional light source Height: 3~6M, galvanized cone-shaped mast with coating finish on the surface (design according to requirements) System voltage: DC12V/24V Lighting sources: 18W~150W low-pressure sodium lamps, high-pressure sodium lamps, halogen lamps, Xe lamps, pole-free lamps, energy-saving lamps, large-power LED, etc. Daily service hours: 6~12 hours (design according to requirements). Cloudy & rainy days: 5~8 days (design according to requirements). Lighting effect: 60 Lm/W----159 Lm/W. Illumination: 15 Lux---38 Lux (design according to requirements). Wind resistance: 41.4m/s Service temperature: -30°c----55°c. Solar panel: mono/multi-crystal silicon high-efficiency cell with service life ≥25 years Storage battery: valve-controlled sealed service-free colloid, silicon and lead-acid cells with service life ≥5 years Controller: mutually complimentary intelligent controller with the function of over charge and over discharge, service life ≥5 years Battery box: molded, fully sealed to prevent water, excellent heat preserving performance, service life ≥20years Service life of lighting sources: 8000h------60000h The above configuration is for reference only. The actual design shall be subject to the local natural resources and customers specific requirements

solar street lamp with mono/poly solar panel and optional light source