The SYLVANIA ULTRA RT4 unit is a four-inch LED recessed downlight creating high performing white light which is optimized for newconstruction and retrofit applications. Installation is done quickly andeasily in most standard four-inch Insulated Ceiling (IC), Airtight (AT) andnon-IC housings. Dimming The SYLVANIA ULTRA RT Series recessed downlight kits are dimmable to10% with standard 120V electronic low voltage dimmers (recommended), incandescent or magnetic low voltage dimmers. In some cases, standardincandescent dimmers require a minimum load of typically >40 watts onthe circuit for full range dimming performance (four fixtures). For dimmingwith digital (smart) multi-location dimmers or when dimming fewer thanfour LED kits, Electronic Low Voltage (ELV) dimmers are required (someELV dimmers need a neutral connection in the wallbox). Features: - Lumen package:– 600 lumens @ 9 watts- Replacement for 50W R20 incandescent lamps - Medium base socket adaptor included. - Integrated white trim and white baffle reflector- Fits into most 4 recessed downlight fixtures-CCT: 2700K-Beam angle: 80°-CRI: Up to 85-Dimmable down to 10% -50,000 hour life (L70) -Suitable for indoor and outdoor dry, damp and wet locations -Reduces energy consumption by up to 82% savings-120V input voltage -Lasts up to 25 times longer than incandescent and halogen lamps -No warm-up time, instant-on with full light output and stable lamp to lamp color -Meets California Title 24 fixture requirements for high efficacy luminaire -Integrated white trim and white baffle reflector, medium base socket adaptor included for direct replacement-Adjustable gimbal featuring The SYLVANIA ULTRA RT4 unit is a four-inch LED recessed downlight 35° tilt and 360° rotation Quality of LightThe SYLVANIA ULTRA RT Series provides excellent color rendering (up to 85 CRI),and a selection of color temperatures (2700K).