Feature 1Good EMF Meter: This 3 in 1 EMF meter can test electric field, magnetic field and temperature as well, which has 5Hz~3500MHz test bandwidth. 2Smart Maximum Mode: The Maximum mode can test the maximum value to help you better locate the position and strength of the electromagnetic field. 3Alarm Function: As the radiation increases, the LED indicator will change from green to yellow and red, and the alarm sound will go faster. 4Data Retention: Supports digital display, the EMF detector also comes with data retention function to largely simplify the data recording. 5Extensive Uses: Allows for broad application on the testing of TV, induction cooker, rice cooker, refrigerator, computer, electric wire, etc.Item Type: EMF MeterMaterial: ABSBattery: 1 x 9V polymer battery, shipped without battery. Electric Field: 1~1999V/MMagnetic Field: 0.01uT-19.99uT/0.1-199.9mGElectric Field Alarm Threshold: > 40V/mMagnetic Field Alarm Threshold: > 0.4uTTest Bandwidth: 5Hz~3500MHz .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x EMF Meter1 x User Manual1 x Storage Bag