30A Measuring Range Current Circuit Sensor ACS712 Module Product Name : ACS712 Current Sensor Module;Working Power : 5V Max Current Measurement : 30A;Analog Output : 66mV/A PCB Board Size : 31 x 13mm/ 1.2" x 0.5" (L*W);Material : Electronic Components, Plastic Net Weight : 5g Package Content : 1 x ACS712 Current Sensor Module