Legrand TESTPDF4 is an advanced measuring device designed to provide accurate and reliable measurements for various electrical parameters. With its comprehensive range of features, it's an ideal tool for electricians, technicians, and homeowners alike.

Using TESTPDF4, you can measure AC/DC voltage, AC/DC current, resistance, capacitance, frequency, and temperature. Its True RMS measurement capability ensures accurate readings even for non-sinusoidal waveforms, making it suitable for industrial and commercial applications.

The device features a large, backlit LCD display for easy readability, even in low-light conditions. It also includes a built-in flashlight for convenient use in dimly lit areas. Additionally, the auto-ranging function simplifies operation by automatically selecting the appropriate measurement range, eliminating the need for manual adjustments.