The built-in high-sensitivity voltage probe can check for the presence of voltage without touching it. After power on, press the "NCV" key to display EF, and place the NCV sensor close to the conductor under test. When the voltage of the measured object is 90V, the buzzer of the instrument alarms, and the NCV alarm light flashes. Adopt "LCD color screen reverse display" design, with a very viewing angle, not afraid of strong light environment when working outdoors.Built-in 600mAh lithium battery direct charging and Type-C charging port charging design, perfectly solve the trouble of frequent battery replacement, faster and more convenient to use.This tester has 2 manual + automatic modes. Automatic identification: AC and , frequency, resistance, switch buzzer. Manual switching: AC and , frequency, switch buzzer, capacitance, diode, temperature, LIVE, NCV.Colour:red+blackMaterial:plasticPackage Contents:1 x Multimeter2 x Temperature Cable1 x Thermocouple1 x Charging CableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.