MEAN WELL LCM-40TW Tunable White LED Driver offers a 40W maximum rated power, 20VDC to 50VDC voltage range, and 47Hz to 63Hz frequency. This LED driver features two output channels for two sets of LEDs with different color temperatures that can be used with multi-stage currents adjustable from 500mA to 1050mA. The LCM-40TW can be adjusted for light intensity and color temperature by a push button as a simple way of dimming, providing optimal design flexibility for LED lighting luminaires. MEAN WELL LCM-40TW Tunable LED Driver is suitable for decorative lights, industrial lighting, tunable white lighting, and DALI building automation.