In a quiet room, the noise level is below 67.9 dBA, which is very doubtful when measuring. While I didn't expect the readings to be accurate enough for an acoustic, this failure to measure the advertised values renders the product useless unless someone else can see if it's even within range.
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review
π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review