New Portable Non-Contact Alcohol Breath Tester with Digital/Alcohol Tester/breath testers/keychain breathalyzer

Quickly estimate your blood alcohol concentration with this small and contactless alcohol breathalyzer. No need to worry about forget to install a mouthpiece or hygiene issue, you can directly blow to the tester inhaler without a mouthpiece, more convenient and safe. Portable to carry it with you, testing your BAC at any time and anywhere.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. Test range: 0.00%-0.19% BAC & 0.0-1.9 g/LNotes:1. The first use of the tester or after a long time no use, press the power button and retry several times if possible.2. Repeatedly 2 or 3 times to obtain more accurate results.3. Do not smoke and eat for 20 minutes prior to testing.4. The test result is for reference only.5.Rechargeable with USB cable Package Contains 1*Box 1*Instruction 1*USB data cable 1*Alcohol Tester