For commercial or retail lighting or to illuminate work or office space, ETI 1 x 1 LED Troffers are available at Pro Lighting. These 15 watt recessed troffers perform with reliable brightness while also saving energy costs and maintenance hassles. You can use them to replace standard fluorescent lay-in troffers used in recessed ceiling lights. These non-dimmable LED lights use a universal 120-277V driver and are rated to supply 80,000 hours of lamp life. Just install these cool white lights and don't worry about replacing them for a very long time. The cool white tone has a color temperature of 4000K. Use them in either dry or damp locations. These ETI troffers have 900 lumens and come with a limited warranty good for five years. Count on fast shipping when you order from Pro Lighting.