SYLVANIA UltraLED RT is a universal input voltage 5"", 6"" and 8"" compatible LED recessed downlight kit that creates high performing white light and is optimized for new construction and retrofit applications utilizing pin-based compact fluorescent lamps. Installation is done quickly and easily in most standard six-inch and eight-inch frames. The SYLVANIA UltraLED RT series is designed to seamlessly integrate with SYLVANIA field-installable, integrated emergency battery back-up drivers.​