Over temperature protect; Can Set DMX Address by controller; 5,7or9 DMX channels selectable for numerous applications Over temperature protect;Can Set DMX Address by controller; 5,7or9 DMX channels selectable for  numerous applications;DMX-controlled operation or stand alone operation with Master/Slave-function; Automatic identify Master signal and change to slave mode;                                                                        Stepless RGBW colour changing ;Color calibrate function;Equipped with 3W*192 LEDS (48R,48G,48B,48W):Switch-mode power supply, 110v-240v,200w; 400Hz LED scan rate  with 16bit dimmer