... to 80LM/W, CRI >802. New aluminum frame,ultra-thin 10mm,no screws on the back3. No UV & IR emission4. ... constant current driverIP RatingIP40CertificationCE, ROHSPower Factor> 90%Warranty3 yearsThicknessSuper thin 10mm edge-litMax Temp. rise≤25°CLED Viewing Angle120Storage Temp.-20 ... Meeting RoomsRestaurants, Hotels, Hallway & lobbiesSubway Stations, School and HospitalBack lit series at 28mm