Generally accurate EMF devices. the reading was about 0.35 mg. However, it is very easy to get interference from nearby RF sources like WiFi etc. and the measurement will be very inaccurate.
Portable Handheld Manometer ๐ for Accurate Pressure Differential Measurement
5 Review
๐ Dioxide Controller for Digital Gas Monitoring
5 Review
๐ Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
๐ก๏ธ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review