High-Precision Measurement: This current sensor module, powered by the ACS724 chip, provides precise readings of AC and DC currents up to ±40A. Analog output accuracy reaches up to 40mV/A, ensuring accurate data for your electrical projects. Rugged and Safe Materials: This sensor module boasts excellent transmission performance and conductivity. Its durability, flame retardancy, and corrosion resistance make it a reliable choice for a wide range of applications. Wide Applications: Whether you're a hobbyist or a professional, this sensor kit meets your needs. From automation systems to energy management and safety circuits, it provides the versatility you need for a wide range of projects. Complete, Ready-to-Use Kit: This kit includes the high-performance ACS724 current sensor module and easily integrates into your existing setup, ensuring you have everything you need to start measuring current right away. Easy Integration: Designed for easy integration with for Arduino boards, this module allows for seamless setup and operation, making it perfect for both beginners and advanced users. Color:As Shown Material:PCB Package Contents: 1 * ACS724 40A Hall Current Sensor Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.