4-channel controller for DC LEDs such as LED strips and DC LED modules. It is installed between a 24V DC power supply unit and an LED strip. Ability to control up to 4 channels, which makes it a perfect device for White, Multiwhite, RGB, RGBW LED strips. For RGBMW (WW-CW and RGB) LED strips 2 controllers are used. Control via mobile app or wireless switches.