Ledwholesalers 2x2ft 44 Watt Ul, DLC Star Edge Lite LED Panel Light, White 5000k, 2106wh Exceeds DLC (Design Lights Consortium) standard, LM79 qualified More than 75lm/w, Energy Saving over 50%, LM80 chip, CRI&gt;83 Fire rated design with Junction box Installation: Recessed to fits Standard 2x2 feet Acoustical Ceiling Edge-lit panel 0-10v dimming, 1%-100% smooth linear dimming