... 4. Bridgelux LED 5. Warranty: 3 years 30w High Power LED low bay light for supermarket Model: HB500B-30W (45 / 90 / ... Connect wireBrownL Live LineBlueN Neutral LineYellow/GreenG Ground Line 1) High power led low bay light applies to buildings, factory, ... , stadiums, squares, docks etc.2) Using high power ceramic multi-chip LED, High purity aluminum fixture, patented heat sinking design, anodizing ...