Description: The output of switch output. The current detection range: AC 50A maximum The current sense resistor resolution parameter settings can be changed. Output overcurrent switch signal output. The critical point set overcurrent signal is adjustable. With mounting holes for easy firmware installation. Main chip: op amp, mutual inductor. Specification: Working voltage: DC24V Size (L x W x H): 40 x 38 x 23mm/1.6 x 1.5 x 0.9inch Package Includes: 1 Pieces Current Sensor Module (with Test Line)