The LED linear high bay is ideal for manufacturing, warehousing, commercial and industrial facility lighting applications.It’s a durable, highly efficient fixture with an efficacy rating of up to 140 lumens per watt.● Constructed of die-formed heavy gauge cold rolled steel with inter-locking design● Painted:lighting grade baked white enamel- safe handling and added corrosion resistance● Wattage:120w/180w/240w/300w● Venting:keeps operating temperatures low, prolonging the life of the fixture● Mouting:Surface,Suspended or Chain● Option:Dimmable,Emergency,Sensor