KitsGuru 30A Range ACS712 Current Sensor Module / Hall Sensor Module Micro Controller Board Electronic Hobby Kit

The current sensor chips: ACS712ELC-30A. 1. Highy Reliable 2. Very Cheap Note: ACS712 is based on the principle of the Hall test, please use this field to avoid impact. 1. Pin 20V power supply, on-board power indicator 2. The module can measure the positive and negative 30 amps, corresponding to the analog output 100mV / A 3. No test current through the output voltage is VCC / 2 4. PCB board size: 31 (mm) x13 (mm)