Tesla series is at the pinnacle of where lighting innovation meets energy efficiency. A high performance serviceable integrated LED with a state of the art light engine delivers incredible maintenance-free optics and performance ideal for high-end residential and commercial applications. With a wide variety of solid die-cast trims in a multitude of handsome plated or powder coated finishes, the Tesla collection is sure to enhance style and appeal in any space. Tesla PRO provides up to 60% higher lumen output over the standard Tesla collection for when more lighting is required such as in tall ceiling applications. The trim and LED engine are manufactured as a single unit with endless amounts of specifications including shape and finish of trim, adjustability, color temperature, and beam distribution to create the perfect combinations of form, factor, and function. The housing is sold separately and is available for both New Construction and Remodel applications with IC and airtight rating options. Finish Aluminum Made of Aluminum 1 21.5W LED Bulb s Bulb s Not Included Bulb Shape LED Module Voltage 120-240-277 Universal Dimmable YesWire Length Airtight Yes Tesla 3.5 housings can be used with 3.5 Tesla and Tesla PRO series trims. Trim and LED Light engine are manufactured together, no lamp required. Housing is sold separately. New construction housing is supplied with hanger bars, adjustable from 14.5 to 25 . Housings accommodate surfaces from 1/2 to 3/4 thickness Up to 1 for remodel . IC Rated housings are suitable for direct contact with insulation. For non-IC housings insulation must be kept at least 3 away from housing. The trim and LED engine are manufactured as a single unit with many specifications including shape and finish of trim, adjustability, color temperature, and beam distribution to create the perfect combinations of form, factor, and function. Universal 120-277V driver with smooth and continuous ELV and 0-10V dimming options down to 5%. Standards UL cUL Listed damp locations. ET109 209 818 Trims are wet location Rated . 90CRI model is CEC Title 24 Compliant. Hardwired Part of the Duo Collection Style Functional For Use in Interior Locations Safety Rating UL, cUL Energy Star Yes Warranty Info 5 Years Functional, 2 Years Finish Overall Dimensions 14.5 L x 21 W x 6 H Minimum Height 14.25 Maximum Height 25 Backplate/Canopy Dimensions IC Rating Yes Dia x Cutout 4.63 H Item Weight 6.96 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.