440V AC protection for more than 30 mins, High Brightness Power LED, LED's Life > 40,000 hrs, Pyrotech make flat panel light is more reliable ( less lumen depreciation, color shift), Metal PCB instead of single side FR4 PCB for better heat transfer, Back kit as against conventional edge lit panel provides more heat- sinking area (>5 times), All the drivers are manufactured in house on state -of- the- art SNT lines, Reduce maintenance cost.