... hall, square, highway, big marketplace and so on project lighting, especially for factory, school, exhibition shop, ... stocks for your quick delivery. LVD induction Lamp Usage Cost Comparison Comparison ItemOld Lighting SystemNew ... BayInduction High BayWattage400W ( per lamp )200W ( per lamp )Actual Power Consumption460W ( lamp & ballast )210W ( lamp & ballast )Brightness373Lux510LuxLuminous EfficacyLow ...