Breathalyzer, 5 Mouthpieces

How to Use: 1. Press and hold the power button for 1 second, the alcohol tester LCD with turn on with one beep sound. 2. Warm-up mode countdown for 10 seconds. 3. Testing mode countdown from 10 to 00 after warm-up mode, blow at this period. 4. Blow into the breath inhaler for 3-5 seconds with normal power after a deep inhalation. 5. Read the test result from the alcohol tester LCD. 6. The "Caution" symbol is displayed at: 0.020%BAC to 0.50%BAC(0.2g/l to 0.5g/l) 7. The "Danger" symbol is displayed with a beep audible alert at: over or equal to 0.050%BAC(0.5g/l) Notes: The first use of the tester or after a long time no use, press the power button and retry several times if possible. Repeatedly 2 or 3 times to obtain more accurate results. High Accuracy Breath Alcohol Tester Energy-Saving and Auto-off Easy to Use Portable Designed Breathalyzer 5 Mouthpieces for Replace info:We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it. See our disclaimer