Product Details Fangrui Product Details 1. Compact Size: This Electromagnetic Field Detector Is Designed In A Small Size, For Everyday Use. Its Compact Form Allows For And Handling, Ensuring Convenience During Measurements. 2. 8+1 Led Lights: Equipped With 8+1 Led Lights, This Emf Gauss Meter Enables You To Read Test Results And Power Status In Both Dark And Sunny Environments. The Led Lights Provide Clear Indications Of Electromagnetic Field Levels. 3. Special Functionality: The 8 Led Indicator Lights Of Radiation Dosimeter Different Radiation Values. Green Light Indicates The Normal And Low Zones, Yellow Light Represents The Caution Zone, Orange Light Indicates The High Zone, And Red Light Signifies The Warning Zone. 4. Wide Range Of Applications: This Portable Emf Magnetic Field Monitor Can Be Used In Settings, Including Your Home And Appliances Such As Computers, Televisions, Hairdryers, Cleaning Devices, And Other Equipment. It Is Frequently Used During Activities And Can Also Assist In Identifying Potentially Harmful High Electro