Features Versatile Measurement Abilities: Measures voltage, current, and frequency, providing comprehensive testing capabilities for various electrical parameters. Clear 3-Digit Display: Large square LED display ensures easy and accurate reading of measurements, enhancing user convenience and efficiency. Wide Voltage Range: Designed for single-phase AC, covering a broad voltage range from 60V to 500V, catering to diverse electrical applications. Convenient Usage: Simply pass a load cable through the current transformer for easy and practical operation, saving time and effort. Portable and Colorful Design: Compact size and multiple color options make it easy to carry and add a touch of personalization to your testing equipment. Specification: Item Type: Voltage current frequency meter Model: AD112-22 FVAH Color: Red, Green, Yellow, Blue, White (optional) Voltage Measurement: AC60-500V Current Measurement: 0-100A Frequency Measurement: 20-75 Hz Error: ± 2% Refreshing Speed: About 200ms/time Ambient Temperature: 0-50 (℃) Package List: 1 x Meter Package List 1 x Meter