At the first blow, it immediately began to show the presence of minimal alcohol in the exhaled air, although it definitely could not be there. I decided to test - I drank 1 beer and about 250 ml of whiskey, blew out after 20 minutes - it showed 0.1 . very strange
FITNATE Tachometer Batteries Reflective Instruction
3 Review
FITNATE Non Contact Tachometer - Enhanced Accuracy with Battery Operation
3 Review
🔍 Enhanced Precision and Functionality: Protmex Reflective Tachometer
3 Review
📈 Highly Efficient REED Instruments R7050 Compact Tachometer: Boost Performance with Precision Monitoring
3 Review
🔍 Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
🔍 Dioxide Controller for Digital Gas Monitoring
5 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