... personal understanding of radiation. 5, designed to meet CE.2) Application 1, for the environmental electromagnetic radiation testing: ... room, cable, power lines, monitors and other radiation measurements. 2, used in electrical equipment, electromagnetic radiation measurement: phones, ... 50Hz-2000MHz Sampling time: about 0.4 seconds Overload Tip: LCD display "1" Operating voltage: 9V Battery: 6F22 ...