The completely redesigned Ohyama Lights LED Highbay is the perfect fixture for big-box retail, warehouse, garage, and other high-ceiling applications. Available in either 72 watt or 144 watt configurations and your choice of 4000K or 5000K CCT. The 72 watt fixture delivers 9,000/9,300 lumens (depending on CCT) while the 144 watt fixture delivers 17,900/18,400 lumens.