Professional Multimeter Measuring Device Measures voltage AC and DC current Resistance Capacitors Frequency Diodes Audio continuity Temperature Integrated Functions: Rectification | Time Display | Timer Alarm | Temperature | Humidity Large LCD Screen... Backlight... Display capability of up to 4000 readings It features automatic range operation for smart measurement detection This device has a wide range of safe and accurate uses suitable for a variety of engineering scenarios and mechanical maintenance. For more details, check the images.