This breathalyzer include the latest sensor, which can provide you with accurate test data, so that you can accurately know the alcohol level in your body when you are in a bar or at a party with friends. With built-in lithium battery, the product is small and can be put into pockets, backpacks or cars, which makes it easy to carry and use. Specification: Range:0.000~0.2%BAC Power:Rechargeable, built-in lithium battery Record: 10 Records Display: Digital LED Environmental temperature:-10?-50? What's in the box Breathalyzer x 1 Instruction x 1 Mouthpieces x 10 USB cable x 1 Tips 1.Do not drink or eat for 10 minutes before the test. 2.Please keep blowing 5 seconds after warm up. 3.Please blow evenly to avoid saliva or sundries entering the breathalyzer. 4. Please blow 3 times in a row and take the median to obtain accurate test results. 5. If the goods have any major quality problems within 3 months after receiving it, please contact us via email from . After confirmation, we will resend you a new replace for free or a full refund. The results are only for reference and should not be considered as reasons for drinking and driving.

Check test records: The machine can automatically record the value of the last 10 tests. You can easily view the value of each test result. Audible alarm: If the test results are within the warning range, you will see an alcohol value. Otherwise, if you exceed the warning range,the machine will sound an alarm and show "HI". Three months Warranty: If the product have any major quality problems within 3 months,we will resend you a new replacement for free. Rechargeable and Portable: Breathalyzer has built-in lithium battery,it is rechargeable and can be used on your car at any time. It can be used for 3-6 months for normal use after a full charge. You don't need to buy and replace the battery all the time. Moreover, it will automatically turn off the power after inactivity. Accurate Alcohol Tester: The advanced high-precision nanotechnology sensor will immediately provide you with the most accurate value, and comes with ten spare Mouthpieces for you and your friends to use.

Best Sellers Rank: See Top 100 in Health & Household. : B09TNCFTK4. Manufacturer: Gypoirul. Date First Available: March 1, 2022. Package Dimensions: 6.85 x 4.21 x 1.22 inches; 4.8 Ounces.