... 6500K 4. FCC,CE,RoHS ISO9001 150w warehouse high bay high bay: the same high bay lamp fixture can be installed with at least 5kinds ... maximizes the efficiency of the fields that are generated.High bay lamp fixture features:1. Fixture can be mounted with ... for ballast from short-circuit, open-circuit and defective lamp.high bay lamp application:Stadium, workshop, warehouse, airport, railway station, ...