YRHWS Breathalyzer & Alcohol Tester with 12 Mouthpieces, Professional Breathalysers Portable Alcohol Breath Tester with Digital Blue LCD Display

【High precision tests】This alcohol tester adopts advanced flat alcohol sensor, excellent sensitivity, more convenient for personal use. If the alcohol content exceeds the preset limit, This device will send video heating to remind you of your safety. Ideal for drivers. 【Easy To Use】Just insert 2 AAA batteries, turn on your breathalyzer. Wait 10 seconds for it to warm up, then blow for 3-5 seconds, the result will be shown on the LCD screen later. (that the batteries are NOT included) 【Auto-Alarm Function】Test result is above 0.05% BAC or 0.50 ‰ BAC or 0.25mg/L or 50mg/100ml, Breathalyzers beeps continuously that you can make a better judgment. Ideal for drivers. 【12 Mouthpieces】Alcohol Tester with 12 mouthpieces, the mouthpieces can be cleaned and recycled. Super compact design, breathalyzer fits in your pocket and is easy to hold and carry wherever you go. 【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.