EMF Meter, Detects Electric and Magnetic Fields, Handheld Digital EMF Detector w
It can test magnetic field radiation with optional units mG/µT and the electric field with unit V/m. Electric field Range: 1V/m-1999V/m,Alarm threshold: >40V/m. Magnetic field Range:0.01μT-99.99μT / 0.1 mG – 999.99 mG,Alarm threshold: >0.4μT / 4mG.