Circular dome bulkhead light to be mounted directly onto ceiling for a flush fitting. High quality polycarbonate material and opal diffuser with water resistant IP54 Rating. This particular lamp can be installed in bathrooms with in zone limits and under outdoor porches. Colour temperature 6500 kelvin bright white light 1600 lumens - makes it ideal to use in utility rooms, small offices, corridoors, garage, shed, under canopy. Highly energy efficient only using 20w of power consumption in return for high brightness. Please note this bulkhead is Not Dimmable.