The Wattstopper Radiant RH4FBL3PW is a 0-10V LED/Fluorescent preset dimmer designed for single-pole and 3-way applications with dimmable low-voltage fluorescent and LED fixtures. The 0-10V control protocol delivers smooth, precise dimming across compatible drivers, and the Radiant series profile integrates cleanly into commercial and residential decor. Available in White finish for coordination with standard wallplate systems.