... free 4.Life time25years Technical parameters of solar outdoor lamp Height: 6~11M, galvanized cone-shaped mast with coating finish on ... voltage: DC12V/24V Lighting sources: 18W~150W low-pressure sodium lamp, high-pressure sodium lamps, halogen lamps, Xe lamps, pole ... energy-saving lamps, large-power LED, etc. Daily service hours: 6~12 hours (design according to requirements) Cloudy & rainy days: 5 ...