Light color: Red Green Yellow
Light type: LED, Steady on OR Steady Flash
Buzzer: YES
For the display of operating status of machine tools, industrial machines, special machines, robots etc. suitable;
Reddish black line is power lines. Red line,orange line, green line, blue line, white line ,purple line ,gray line ,black line between connected. And the purple line is the buzzer line (no sound off). Gray line is shiny line, black is always bright line