... solar street lamp 3, the poles were: 6-12 m high, hot-dip galvanizing spray. 4, ambient temperature: -50 degrees to +70 wind&solar street ... lamp1, solar panels made by ourselves2, microcomputer intelligent impulse control, light control, when additional control ... 15 days. 6, light sources and efficient high-power LED. 7, special waterproof battery solar lamps. 8, lamps: ...