POWERFUL FUNCTION: Clamp meter can be used to measure AC/DC voltmeter with Voltage, AC Current, Amp, Volt, Ohm, Diode and Resistance,Capacitance Test Tester .lightweight and full-featured. It is an ideal tool for the majority of users to carry around NCV SENSITIVE DETECTION: When the clamp head is close to the measured object about 0-5CM , the instrument will emit a different rhythm of the buzzer sound according to the different voltage intensities, and the NCV light flashes SAFETY AND STABILITY: Complies with overvoltage CATCAT II 600V and Pollution Level 2 safety standards, full-scale overload protection, pliers head mounting defensive equipment, double insulation, providing you with safer service IDEAL FOR COMMERCIAL settings where it can handle the demands of a long workday, from the durable exterior to the wide range of heavy-duty capabilities EASILY RECORD AND READ?High resolution, backlit LCD display, flashlight function, and data retention features ensure that the meter can perform measurements in dark places, low battery indication, and automatic shutdown can help you work efficiently