YRHWS Breathalyzer, Alcohol Tester UK Breathalysers with USB Rechargeable and 20 Mouthpieces, Professional Dual Sensor Digital Breathalyzer Portable Breathalyser Home Personal Professional Use

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• 【Fast and high-precision sensor】Breathalyzer Features both air‑pressure and semiconductor sensors for highly accurate BAC readings, delivering faster response and higher precision than single-sensor breath testers. There is 3 unit measurement to choose - %BAC, ‰BAC, mg /l.
• 【USB Charging】Has a built-in rechargeable lithium battery that can be charged with a USB charger, without having to replace the battery. ★ Tip: The alcohol detector has been tested many times during production, and the test records are kept in the product, and the test accuracy is calibrated. so you can use it with confidence.
• 【Easy to use】Just press the switch button to start, wait ~10 seconds warm-up, then blow steadily into the mouthpiece for 3–5 seconds. The LCD screen displays results instantly with colour-coded alert for intuitive reading. Alcohol tester with 20 interchangeable mouthpieces that can be cleaned and reused.
• 【Auto-Alarm Function】When the test result is greater than 0.3 g / L, 0.03 % BAC, or 0.15mg / L, the indicator light of the alcohol detector will change to inform you so that you can make a better judgment. Ideal for pre-driving checks or personal safety monitoring.
• 【Tips】After drinking, wait 20 minutes to perform the test, the result will be more accurate. The readings of this product are for reference only and cannot replace professional medical or legal advice. Please always follow local drinking and driving regulations.
• Alcohol Breath Tester
• 【Fast and high-precision sensor】Breathalyzer Features both air‑pressure and semiconductor sensors for highly accurate BAC readings, delivering faster response and higher precision than single-sensor breath testers. There is 3 unit measurement to choose - %BAC, ‰BAC, mg /l.
• 【USB Charging】Has a built-in rechargeable lithium battery that can be charged with a USB charger, without having to replace the battery. ★ Tip: The alcohol detector has been tested many times during production, and the test records are kept in the product, and the test accuracy is calibrated. so you can use it with confidence.
• 【Easy to use】Just press the switch button to start, wait ~10 seconds warm-up, then blow steadily into the mouthpiece for 3–5 seconds. The LCD screen displays results instantly with colour-coded alert for intuitive reading. Alcohol tester with 20 interchangeable mouthpieces that can be cleaned and reused.
• 【Auto-Alarm Function】When the test result is greater than 0.3 g / L, 0.03 % BAC, or 0.15mg / L, the indicator light of the alcohol detector will change to inform you so that you can make a better judgment. Ideal for pre-driving checks or personal safety monitoring.