As a professional LED high bay Light manufacturer and trustworthy LED high bay Light supplier, VOLUN has three types lamps for the LED high bay light wholesales to select. First one is Aluminum reflector with high power COB LED and inside power supply, waterproof level reaches up to IP65. It’s able to used for the food factory/warehouse, Pharmaceutical factory/warehouse and so on. The second one is self-developed Aluminum Lamp house with COB LED and outside power supply. There is a quality mini-fan and overheat protect design to help to dissipate the heat from LED or aluminum house. At the same time, overheat protect can avoid the light decaying and prolong the lifespan. The type is suitable for the factory / warehouse / exhibition and other occasion which does not have strict clean demand. The third one is E40/E39 base LED High Bay Light, with quality heat sink and unique appearance, it is easy to install and replace the traditional High Pressure Sodium light source from the traditional high bay light.