This portable EMF magnetic field detector is an easy-to-use electromagnetic radiation tester designed for daily household safety detection. Equipped with 5 colored LED indicators, it visually displays EMF levels ranging from 0 to over 20 mG, distinguishing normal, low, medium, high and extremely high electromagnetic fields.

Suitable for testing microwaves, routers, hair dryers and other electronic devices, it helps you identify radiation hotspots at home, ideal for families and pregnant women concerned about electromagnetic exposure. It supports frequency detection from 50Hz to 20000Hz. Compact handheld design with simple ON/OFF operation, available in multiple colors including red, blue, black and teal. Lightweight and convenient to carry for indoor and field EMF inspection anytime.