Feature: 1. The critical point of overcurrent signal setting is adjustable, and the setting resolution is 3A 2. Hall current sensor module come with mounting holes, convenient for firmware installation 3. Sampling current conversion analog signal output, can be connected to ADC, TTL level signal output, can also be connected to MCU IO port control 4. With overcurrent signal output indication, the output signal is analog signal and level signal 5. Used in smart car motor overcurrent detection, locked rotor protection current detection, short circuit protection detection, demonstration teaching experiment and other occasion, convenient for secondary development Specification: Item Type: Hall Current Sensor Size(LxWxH): Approx. 37 x 31 x 16.5mm / 1.5 x 1.2 x 0.6in Main Chip: For LM393 operational amplifier, WCS1700 Working Voltage: DC 5V Current Detection Range: DC: ±70A, AC: 50A Current Detection Resolution: 32mV/A. Package List: 1 x Hall Current Sensor