The stability and durability of the chip is better. The chip will not fail due to temperature changes. Because it is fully functional but simple to operate.
Breathalyzer, Portable Alcohol Tester with Blue LCD Digital Display, High Accuracy Alcohol Detector Auto Power Off for Personal & Professional Use (with 12 Reusable Mouthpieces)
Ear Thermometer, Digital Ear Thermometer for Kids and Adults, High Accuracy B...
Breathalyzer, High-Accuracy Portable Breathalyzer with LCD Display, Upgraded Personal Alcohol Tester for Home Use, Includes 10 Mouthpieces
Breathalyzers for Alcohol, Upgraded Professional High-Accuracy Portable Breathalyzer with LCD Digital Display, Personal Alcohol Breathalyzer Tester for Home Use
cjc Breathalyzer, Professional-Grade Accuracy Alcohol Tester with 5 Mouthpieces for Home Use, 0.17LB Breathalyzer Alcohol with LCD Digital Display
