The HEC G2 HVU is a second generation of the best-selling, stocking solution HEC G1. The lightweight housing includes a built-in "audio-jack" receptacle for easy wireless lighting controls options, unlocking easy potential for wireless lighting controls and LLLC capabilities. Unlock the highest energy rebates with the simplest solution to get you and your customers Networked Lighting Controls. 15,000 - 31,000 Lumen range 100 - 210 Watts range 4000K/5000K selectable - Optional emergency backup driver comes pre-installed and ready for instant installation - minimizing all labor costs. Glare controlled prismatic lens gives you a lighting investment that is fit for you and your customers hard earned money. The HVU version of this unit is rated for 347-480 Volts.