MESTEK EMF02R is a compact tri-axis EMF detector ideal for home, office, and wireless environment monitoring. It measures magnetic fields from 0.1 to 199.9 mG and electric fields from 1 to 1999 V/m, alerting users when exposure exceeds safe limits. With fast 0.3-second sampling and wide frequency coverage (30 MHz–8 GHz), it accurately detects radiation from all directions.
Its rechargeable battery with USB Type-C charging ensures convenience during extended use. Suitable for anyone concerned about EMF exposure, the EMF02R helps you monitor and reduce radiation risks in daily environments.
Functions
| Range | 0.1-199.9mG/0.01-19.99μT |
| Alarm threshold | > 4.0mG/> 0.4μT |
| Electric Field Measurement | Electric Field Measurement |
| Range: | 1-1999V/M |
| Resolution: | 1V/M |
| Alarm threshold> 40 V/M | Alarm threshold> 40 V/M |
| Ambient Temperature | 0~50℃/32~122°F Resolution:1°C/°F |
| Sampling time | About 0.3 seconds |
| Operating humidity | Relative humidity below 80% |
| Test bandwidth | 30MHz~8GHz |
| Alarm threshold | 40uW/cm² |
| Sensing head | Single axis (top of instrument) |
| Charging interface | USB Type-C |
| USB charging | 5V/1A |
| Power Supply | 1000mA/3.7v/lithium battery |
Factory Showcase
Mestek achieves high standards and high consistency in product inspection and calibration through precise machinery and a clean environment.





FREQUENTLY ASKED QUESTIONS
How do EMF detectors work?
EMF detectors sense electromagnetic fields from devices and show their strength on screen, helping you detect exposure. See blog “what-does-an-emf-meter-measure”.
How do I know if EMF levels in my home are safe?
You can compare EMF readings from your detector with international safety guidelines; if levels exceed limits, consider reducing exposure sources.
What features should I look for in a reliable EMF detector?
Key features of a good EMF detector include a wide frequency range, digital display, data hold function, and sensitivity for both magnetic and electric fields.
What is the difference between single-axis, dual-axis and tri-axis EMF detectors?
A single-axis EMF detector measures one direction at a time, a dual-axis scans two directions, while a tri-axis captures all three directions simultaneously.
What devices give off EMF?
Common devices that emit electromagnetic fields include Wi-Fi routers, cell phones, microwave ovens, laptops, power cords, printers, and other electronic devices in your home or office.
How accurate is an emf meter for detecting radiation levels?
A high-quality emf meter provides accurate readings of electromagnetic fields, with sensitivity to measure both low- and high-frequency radiation sources.
How do I use an emf meter for emf testing at home?
Simply turn on the emf meter, hold it near electronic devices or power sources, and record readings to evaluate exposure levels during emf testing.
Does an electromagnetic radiation detector require calibration?
Yes, periodic calibration ensures your electromagnetic radiation detector maintains accurate readings and provides reliable emf testing results over time.You need to ask the manufacturer of the equipment you purchased for specific details.






