Energy Saving Bathroom Zone: 2 Safety Class: 1 Photometrics Available GR10q type lamp included C/w 4 pin 3500k 28W lamp 12,000 hour average lamp life Robust and vandal resistant polycarbonate opal or prismatic diffuser with ABS base Maintained emergency fitting. 3 hour emergency operation. Can be wired as non-maintained IP65, suitable for internal and external applications Integral high frequency ballast, flicker free start. Extends lamp life by approximately 50% compared to switch start