EMF Tester Gauss Electromagnetic Field Meter W/RS-232 by
TES-1394 EMF Tester with RS-232&Software Range 20/200/2000 milli Gauss. Resolution 0.01/0.1/1 milli Gauss. 2/20/200 micro Tesla. 0.001/0.01/0.1 micro Tesla. Storage Temp and Humidity -10℃ to 60℃ below 70%RH.