... function 3. Certificate:CE approval 6 key Dream color LED Controller Specification:Working temperature -20-60°C Supply voltageDC12VSizeL90*W60*H25mmNet ... anytime, when led is on the station of closing, The LCD will display “IC NUMBER: ***”,“***”is the value of current setting ... anytime, when led is on the station of closing, The LCD will display “IC NUMBER: ***”,“***”is the value of current setting ...