Wafer was designed for the discriminate consumer who wants the low profile look of recessed without the high cost. Manufactured of die cast aluminum, Wafer brings ultimate heat dissipation to its edge lit technology. Edge lighting gives very even light distribution while dispersing heat over a larger area. The result of this is longer LED life and better light diffusion. Finish White Made of Aluminum 1 18W PCB LED Bulb s Bulb s Not Included CRI 90 Input Voltage 120-277 Output Voltage 27 Color Temp 4000 Dimmable Dimmable with ELV Dimmer at 120V Glass White Shade Made of PC Rated Life 50000 Safety Rating Wet Warranty Info 5 Overall Dimensions 24 L x 4.5 W x 0.5 H Item Weight 1.98 lbs. Please note that this product is designed for use in the United States only 110 volt wiring , and may not work properly outside of the United States.