G: Power Ground/Negative D: High/Low Output V: Positive Power Out: Load Positi...G: Power Ground/Negative D: High/Low Output V: Positive Power Out: Load Positive IN: Input Voltage Port Colour: green Material: PCB Size: 39.5x17mm/1.56inx0.67in Package Contents: 3 * LM393 Voltage Comparator Module Only the above package content other...more