Features 1、Accuracy Measurement Range: Covering a voltage range of AC50‑300V, current range of 0‑20A, and power range of 0‑4400W, this electrical tester ensures accurate readings for various electrical parameters. 2、Advanced Digital Multimeter: With 7 functions in 1, this power meter can simultaneously measure and display voltage, current, power, energy, timing, temperature, and power factor. Its built in sensors allow for versatile installation options. 3、Crystal Clear Display: Experience exceptional visual clarity with the HD color LCD screen and backlit feature, making it effortless to read and interpret the displayed data for an optimal visual experience. 4、Energy and Timing Calculation Efficiency: Effortlessly manage timing and energy calculations with the intuitive operation of long pressing the triangle key for timer flashing, pressing the M key to clear timing, double clicking the M key to switch to energy measurement, and a single click to reset to 0, with power loss memory function for added convenience. 5、Versatile Utility: Perfect for a wide range of applications including industrial and mining enterprises, metallurgy, complete equipment, and various electrical control devices, this electrical meter is a reliable and versatile tool for diverse electrical needs. Specification Item Type: AC Voltmeter Ammeter Product Material: ABS, PC, Fireproof Voltage: AC50-300V Current: 0-20A Power: 0-4400W Electric energy: 0.01-19999Kwh Timing: 0-200H Temperature: -9 ℃ to 99 ℃ Product Functions: Voltage, current, power, electrical energy, timing, temperature, power factor. Package List 1 x AC Voltmeter Ammeter 1 x Data Cable 1 x Manual