... / 4W Led underground light, bearing weight 1500Kg, 20Km/h, with good quality and modern design.2. Material: High pressure die ... using a static spray treatment and high anti-corrosion property3. With a seal ring, aging resistance and high temperature resistance. ... and Professional Technical Support.5. Easy install,big beam angel,dustproof,waterproof,anti-creeping,anti-corrosion6.The led color can ...