Ideal for household appliances, Office, computer room, control room, cable, power cables, monitors, etc.To measure electromagnetic radiation from cell phones, computers, copiers, fax machines, air conditioners, refrigerators, etc.Display: 3 semi liquid crystal display, maximum read low frequency: 1999V / M frequency: 1999W/cm2Level: low frequency: V / m, high-frequency: - W / cm2Measuring time intervals: 0.4 secondsTechnical parametersSpecification:1. Material: ABS+Plastic2. Display: 3 1/2 digits (Max. indication 1999)3. Range: 50Hz-2000MHz4. Number of axis: Single Axis5. Sampling time: Approx. 0.4 second6. Voltage: 9V7. Powered By: 1 x 6F22 9V Battery ( not included)8. Size: 132mm(L) x 69mm(W) x 29mm(H)Suitable mostly for measuring effects of radiation products, presentations, and personal understanding of radiation;Accurate and safe.Excellent design for a measurement of electromagnetic field radiation levels around power lines,Used widely in electrical equipment, electromagnetic radiation measurement: phones, computers, televisions, copiers, fax machines, air conditioners, refrigerators and other radiation sources tested;