This model of wall washer light comprises of 18 pieces of 3 in1 RGB LEDs. Fully compatible with DMX512 communication protocol. It is also intended for standalone application supported by its built-in controller. LED wall washer light is designed for lighting up or highlighting of the building exterior with custom designed colourful light washing effects as exterior decoration. Individual Nodes or units can be linked together in a daisy chain connection with DIP-switch selectable master-slave I²C address setting. The built-in controller has 9 pre-programmed users selectable software routines for generation of lighting effects such as simple chases, chase patterns and directions, timed flashes of different lights, and fading or glowing light effects, etc.