ZL-WD-100 is designed to provide easy on/off and dimming control of incandescent, and dimmable florescent and LED lighting. The dimmer replaces a standard in-wall light switch or dimmer and with the companion ZL-WA-100 Accessory Switch supports wired 3, 4 and 5-way circuits. The ZL-WD-100 is a rock solid performer and supports many optional configurable features such as; on/off orientation, ramp up and down times, soft on and off, and dimmer sensitivity for just the right feel. Multi-tap scene control is also supported. Simply install, add to your Z-Wave network and enjoy complete Z-Wave control.