... wind-resistant, hail resistant and easy installation. The panel is widely used in solar lighting, lamps, household power supply, road transport, ... with 20 years life time Larger diameter: our pole is 10% larger in diametersThicker wall: we offer 0.25mm thicker pole than ... Since external wires are eliminated, risk of accidents is minimized.This is a non polluting source of electricity.Separate parts of ...