UNI-T UT216B Digital Clamp Meter NCV V.F.C Diode LCD Backlight 600A True RMS Frequency Current Clamp Tester Multimetro UNI-Ts UT216B is a 600A digital clamp meter with 6000 display count, auto range and continuity buzzer. It can measure AC current up to 400Hz. Features 1. True RMS 2. Auto range, 3/s sampling rate 3. MAX/MIN/Relative modes 4. Flashlight 5. Data hold, LCD backlight, auto power off 6. 400Hz measurement 7. NCV, non-contact AC voltage testing 8. VFC, low pass filter