How to Use: 1. Press the button for 1 second to turn on, the backlit and the display screen will light up at the same time, display all the content and there will be a "beep" sound to prompt. 2. The display screen shows "Warm up" and 10 seconds countdown, after the countdown is over, a "beep" will sound, and will enter the next stage. 3. The display screen shows "Blow" and 10 seconds countdown, blow to the blowing place for 3-5 seconds, after the countdown is over, a "beep" sound will prompt, the test result will be displayed in two units of %BAC and g/L. 4. When the test result is less than 0.02% BAC, the green indicator light is always on. 5. When the test result is greater than or equal to 0.02% BAC and less than 0.05% BAC, the yellow indicator light is always on, the "Caution" icon on the display screen flashes, and there is a slow beep sound. 6. When the test result is greater than or equal to 0.05% BAC, the red indicator light is always on, the "Danger" icon on the display screen flashe, and there is a rapid beep sound. The test results show a time of 10 seconds. Specification: Item Type: Non Contact Breathalyzer Material: ABS Measurement Range: 0.000-0.199%BAC, 0-0.999mg/L Charging Voltage: DC 5V Warm up Time: 10s Exhalation Time: Within 10s Response Time: Within 5s Power off Time: 40s after measurement Operating Temperature Range: 0? to 45? Storage Temperature Range: -20? to 50? Battery Type: 1 x 502030 polymer lithium battery 200mAH (built in) Package List: 1 x Non Contact Breathalyzer 1 x Data Cable 1 x Manual

SCIENTIFIC FILTRATION: The breath tester tool can exclude other gases and retain alcohol, provides more accurate detection. BEEP WARNING: The portable breathalyzer has a beep alarm, will sound immediately when the detection data exceeds the safe range, 2 prompt methods indicate different test result. NON CONTACT: The portable alcohol tester adopts non contact blowing, with fast inspection speed, measuring healthier, offer you better using experience. ACCURATE TEST: The non contact breath meter is displayed on the LCD high definition screen with accurate values, there are two units, mg/L and %BAC, which are clear, simple and easy to read, has compact design for easy portability. 3 COLOR INDICATOR LIGHT: The indicator light of the digital breathalyzer shows the test results in 3 colors according to the different alcohol solubility test results, the alcohol results are clear at a glance.

Best Sellers Rank: See Top 100 in Health & Household. Country of Origin: China. : B0B43MLG24. Manufacturer: LiebeWH. Date First Available: June 14, 2022. Item model number: LiebeWHs45itmu6w02602. Product Dimensions: 4.72 x 1.97 x 1.18 inches; 1.66 Ounces.