NEW 20A Hall Current Sensor Module ACS712 model 20A ACS712 20A

The current sensor chips: ACS712ELC-20A; Pin 5V power supply, on-board power indicator; The module can be measured plus or minus 20 amps, corresponding to the analog output of 100 mV / A; There is no the detection current through, the output voltage is VCC / 2; PCB board size: 31 (mm) x13 (mm);