12-key Infrared Dimmer PWM Dimming, Brightness 0%-100% level dimmable, remote include brightness dimming ... dedicated intelligent LED lighting dimmer controls, Adopt the most advanced PWM (Pulse Width Modulation) digital dimming technology, You can manually ... custom features, delay shutdown function and a fixed grayscale output. Technical Parameters Working temperature: -20-60 °C Supply voltage: 5V~ ...