Kemo m142 constant current led driver module kemo m142 this module consists of an led soldered to a constant current circuit it can be connected to any voltage between 4 and 30v dc the led shines with almost constant brightness regardless of voltage and has a current consumption of approx 15ma no additional protective resistor is required if required the supplied led can be substituted for any other similar led it is also possible to connect several leds in series kemo m142 led constan