... and beautiful structure. 3. LED Chip: Use high brightness single semiconductor chip Bridgelux 45mil as light source, use multiple integrated ... silica gel seal, and internal epoxy potting, so the lmap double waterproof. 8. Green: Freepollution, no lead, mercury and ... Wire/Null Wire/Ground Wire to electric cable properly and switch on.Attentions:Only professional electrician can install the lamp, please ...