Fangrui Product Details Comprehensive Detectionthe Electromagnetic Radiation Detector Is Equipped With New Functions To Simultaneously Detect Electric Fields, Magnetic Fields, And Radio Frequencies, Providing Comprehensive Detection Of Electromagnetic Radiation.rf Detectionthe Detector Is Capable Of Detecting Wireless Signals, Radio Equipment, 5g Signals, And Rf Radiation, Accurate Measurement And Analysis.high Measurementbuilt-in High- Electromagnetic Radiation Sensor And Micro-control Chip Processor Allow For Quick And Accurate Measurement Of Electromagnetic Radiation Values.multifunctional Alarm Systemwhen The Alarm Threshold Is Exceeded, The Detector Provides Three Types Of Alarm Prompts: Sound, Light, And Display. The High-definition Backlit Large Screen Ensures Clear And Easy-to-understand Readings.wide Applicationnot Only Suitable For Measuring Daily Household Appliances, But Also Widely Used In Distribution Rooms, High-voltage Towers, Signal Towers, Weak Current Wells, High-speed Rail Stations, Electric Vehicles, And More.