Sylvania UltraLED™ RT is a universal input voltage 5, 6 and 8 in 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 6 in and 8 in frames. The Sylvania UltraLED™ RT series is designed to seamlessly integrate with Sylvania field-installable, integrated emergency battery back-up drivers.