
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.






🔍 Dioxide Controller for Digital Gas Monitoring
5 Review

Digital multimeter RGK DM-12
6 Review

🌡️ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review

🌬️ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review