The Halco R20 ProLED Replacement Bulb [115v] [8W] [Dimmable] is a 115-volt dimmable R20 LED replacement bulb for compatible lighting applications that use the listed lamp style and electrical rating. It can be used when replacing an older lamp with an 8-watt LED option, provided the fixture, socket, enclosure, voltage, and control setup are all appropriate for the bulb. Because pool, spa, landscape, and specialty fixtures may have specific electrical and sealing requirements, compatibility should be confirmed before installation. Match the voltage, bulb shape, wattage, dimming requirement, and part number 7563 to the existing setup. R20 ProLED replacement bulb with 115v, 8W, Dimmable Designed for compatible fixtures using the same lamp shape and voltage LED option may reduce wattage compared with many older lamp types Confirm socket, fixture rating, enclosure, and voltage before installation Reference part number 7563 when matching the correct bulb