The small size is convenient when carrying, but a disadvantage when measuring, but you can use it if it were not for accuracy.
I added some photos to complement my review and provide more context.
🌡️ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review
🔍 Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
🌬️ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
Digital multimeter RGK DM-12
6 Review