The ZDM-01 LED dimmer works with constant voltage LEDs providing continuous single channel dimming from 100% to 20% brightness without flickering. Measuring 2.5” x 3.5”, the module specifies an operating temperature range from 0°F to 140°F and is compatible with 24-Vdc operation with a maximum load of 8A. With four mounting holes in the base, the ZDM-01 is easy to install and connects to any power supply. JKL COMPONENTS CORP., Pacoima, CA. (800) 421-7244.