Item Type: Hall Current Sensor Size (LxWxH): Approx. 37 x 31 x 16.5mm / 1.5 x 1.2 x 0.6in Main Chip: LM393 operational amplifier, WCS1700 Current Detection Range: DC: 70A, AC: 50A Current Detection Resolution: 32mV/A Package List: 1 x Hall Current Sensor The overcurrent signal setting point is adjustable with a setting resolution of 3A. The Hall current sensor module includes mounting holes for easy installation. Provides analog signal output for current sampling, compatible with ADC input; TTL level signal output can be connected to MCU IO port for control. Features overcurrent signal output indication with both analog and digital signal outputs. Suitable for applications such as smart car motor overcurrent detection, locked rotor protection, short circuit protection, educational experiments, and other similar uses; supports secondary development.