... constant current driver. 2. Professional thermal management. 3. Turn on Instantly, no warm up time required. 4. Non noise, non ... flickering. 5. No UV or IR radiation, mercury free. 6. Anti-shock, ... , toll station, hypermarket, exhibition, center, gym, landscape lighting etc. 3. LED high bay light : Workshop, factory, storeroom, toll station, hypermarket, exhibition, ...