UNI-T Digital Clamp Meter Single AC 200A True RMS High Precision Mini Digital Clamp Multimeter,NCV,Diode Test, LCD Backlight, Temperature TestINTRODUCTION UT210C series mini clamp meters are designed to work well in limited space environments. These are essential tools for mechanical and electrical equipment maintenance, home appliance installation and electrician duties. Features 1. LCD backlight, data hold 2. Ergonomic and lightweight 3. Auto power off, low battery indication 4. Auto range, 2~3 times s sampling rate 5. NCV (Except UT210A) 6. True RMS (Except UT210A) 7. Relative mode