This alcohol tester adopts advanced sensor technology, can give you a accurate and reliable result in few seconds. Quick response and resume, easy to operate. Small size, lightweight and easy to carry.Features:1. Adopts advanced sensor technology, can give you a accurate and reliable result in few seconds. 2. Quick response and resume, good accuracy, easy to operate. 3. Small size and lightweight, easy to put in purse or pocket.4. One button operate, easy to use, just need you press the switch.5. Auto power off design, energy-saving. Digital alcohol tester with audible alert, more intuitive and convenient.6. LCD backlight display for easy reading.Specification:Item Type: Alcohol TesterMaterial: PlasticColor: WhiteBattery Type: 2 * AAA( Not Included )Sensor: Advanced Semiconductor Oxide Alcohol SensorRange: 0.000% -0.199% BAC (0.00-1.9g/L)Accuracy: ±0.01%BACWarm-up Time: 10sResponse Time: <5sDisplay: LCD DisplayItem Size: 9.5 * 3.5 * 1.3cm / 3.7 * 1.4 * 0.5inchPackage Weight: Approx. 36gPackage List:1 * Alcohol Tester1 * Hanging Rope1 * English ManualNote:1. The status Warm Up number will jump from 10 to 0, and then the state Blow from 10 jumps to 0 to complete the warm-up procedure.2. Start the countdown to 6 seconds and stick the mouth close to breath test sensor, and exhale into the sensor for 3-5 seconds.?100% QUALITY ASSURANCE?We are very confident in the quality of this home breathalyzer, and provide 12 months warranty or refund for it. Please feel free to reach us if you have any questions about your purchase. We will solve your problem within 24 hours. ?ENERGY SAVING AUTOMATIC SHUTDOWN FUNCTION?This personal breathalyzer is powered by 2 x AAA batteries( not included, but commonly available), and it will automatically shut off to save power after finishing the test. It is good for personal, drivers, parties, families in household parties use, can be used as a New Year gift and Christmas gift for family and friends. ?PORTABLE BREATHALYZER?This alcohol meter's size is only 9.5x3.5x1.3cm, and weighs only 36g, which is very convenient to carry on the go out and it can easily be put in the pocket, bag and car. When you are not sure if you can drive, the breathalyzer will accurately feedback your actual situation on top of the LCD display and provide you with safe driving. ?ACCURATE TESTING?This alcohol breathalyzer adopts advanced sensor technology, can give you a accurate and reliable result in few seconds. This digital alcohol tester with quick response and audible alert, more intuitive and convenient. It will always give you police grade accuracy, allowing you to quickly and easily know where you stand. ?EASY TO USE?You just insert two AAA batteries (not included), then start the professional breathalyzer and blow for few seconds and the accurate and reliable results will be displayed on a bright, easy to read LCD screen, offer professional precision for safe driving. One button operate, easy to use, just need you press the switch.Best Sellers Rank: See Top 100 in Health & Household. : B09FZHRHC4. Manufacturer: FastUU. Package Dimensions: 4.69 x 3.39 x 0.91 inches; 1.23 Ounces.