1 WIDE RANGE OF APPLICATIONS: This rail-mounted voltage and current meter is suitable for AC circuits with voltage from 170V to 270V and current up to 63A, meeting various electrical measurement needs. 2 OVER-TEMPERATURE AND OVER-CURRENT PROTECTION: Equipped with over-temperature and over-current protection, the power meter ensures safe operation of the circuit by preventing excessive heat build-up and current overload. 3 DIGITAL DISPLAY DESIGN: With a digital display, the digital energy meter provides a clear and intuitive display of voltage and current values, allowing users to monitor circuit status and data in real time. 4 SPACE-SAVING RAIL MOUNTING DESIGN: Designed to be conveniently installed on a rail, this electricity meter saves space and offers a neat and organized solution for monitoring electrical parameters. 5 ACCURATE AND RELIABLE MEASUREMENTS: With advanced measurement technology and premium sensors, this voltage and current meter delivers accurate and reliable measurements, enabling precise monitoring and analysis of electrical circuits.