Features： 1、Multi Function: Voice broadcast clamp meter, 600A high current measurement, phase sequence detection, netural and live line, multi function clamp multimeter. 2、High Accuracy: Non contact induction measurement of AC current, safer, high accuracy induction, 34mm jaw design, suitable for a variety of wires. 3、Voice Announcement: The pen tip is pressed against the phase line test, and the voice announces the test results when finished, "positive phase sequence inverse phase sequence" screen shows C is inverse phase and R is positive phase. 4、NCV Measurement: NCV measurement senses power when the screen will display "‑‑‑‑" and there is an alarm sound, flashlight and backlit screen helps to measure in dim environment. 5、Various Measurements: DC voltage measurement, AC voltage measurement, capacitance measurement, resistance measurement, diode measurement, DegreeC DegreeF temperature measurement, fuse on off detection, Hz measurement, AC current measurement. Specification： Item Type: Clamp Meter Weight: 404g / 14.25oz Product Material: ABS Metal Battery Information: 2 x Alkaline battery AAA 580mAh (shipped with matching battery) AC Current: 6~600A Resistance: 0~60ΜΩ Capacitance: 10nF~60mF Hz Frequency: 10Hz~10MHz Temperature ℃:-40~1000DegreeC Temperature DegreeF:-40~1832DegreeF Maximum Count: 6000 counts Voice Function: Voice can be turned on or off Package List： 1 x Clamp Meter 1 x Instruction Manual 1 x Storage Bag 2 x Test Pen 1 x Temperature Cable 2 x AAA Battery