Electronic Breathalyzer 1. Tri color light and sound alarm: If the test result exceeds the standard, the alcohols tester will light up the warning light and emit a buzzing sound to remind not to drive.
eBay
Digital Alcohol Breath Tester Backlight LCD Display Portable Breathalyzer Accurate Handheld Alcohol Analyzer Drunk Driving Analyzer for Personal & Professional Use. Advanced Sensor Technology: Utilizing the latest generation of high-precision smart sensors with dual-filter AI algorithm, our device scientifically filters and purifies to remove impurities, leaving only alcohol for precise detection.
eBay
Compact Convenience: The sleek and portable design of this breathalyzer allows it to fit easily into your pocket or purse, while the clear LED screen ensures effortless interpretation of results. 1x Alcohol Tester.
eBay
[Easy to use] The alcohol tester of the breath analyzer has a button. Press and hold the power button to turn on the phone. Preheat for 10 seconds and blow for 5 seconds. After hearing the beep sound, the test results will be displayed (the "off" indicator light flashes twice, the beep sound sounds twice, causing the device to shut down).
eBay
eBay
Active Blow Detection: Equipped with active breath detection, the alcotester alerts you for insufficient or incorrect blows under 3 seconds by indicating test failure. Breathalyzer with LED Display and 5 Mouthpieces Portable Breath Alcohol Tester Alcohol Detector for Personal & Professional Use.
eBay
Compact and Portable: Designed to be handheld and lightweight, this alcohol detector is perfect for self-testing and on-the-go use. 5 X Mouthpieces. Enhanced Purification Process: Utilizes a dual filtering algorithm with a built-in evolution chamber to effectively remove impurities, leaving only alcohol.
eBay
Preheating is completed, "WAIT" disappears, the detector beep while displaying the words "BLOW", "C" letter swim show, then you can start the next breath alcohol content test gas. 1x Breath Alcohol Tester（battery not included）.
eBay