Portable High-Precision Car Breathalyzer, Alcohol Tester for Drunk Driving Detection at Home

1. When using for the first time, please prepare 3 No. 7 1.5V (AAA) dry batteries, remove the battery cover, install the battery, cover the battery cover before use 2. Press the power button 3. "Preheat" for 1-10 seconds. When starting up, enter the preheating countdown for 10 seconds. Please wait for the preheating time. 4. After preheating is completed, automatically enter the countdown for blowing detection for 10 seconds and wait for the test results to be displayed. 5. Set display unit: After completing operation 2.3.4 and the display result appears within 5 seconds, double-click the button to switch to the next measurement display unit

Attention: When the alcohol tester is taken out of the packaging for the first time or not used for a long time, a large amount of gas and other impurities may adhere to the sensor. In this case, you need to repeatedly press the power button to preheat and clean the alcohol tester.

1. High Precision & Quick Results: The alcohol breath tester is equipped with a digital LCD display that delivers accurate results within seconds, ensuring reliability and precision for those who need to measure their alcohol levels quickly and efficiently. 2. Portable Design with High Accuracy: Featuring a portable design and utilizing high-precision semiconductor technology, the alcohol breathalyzer offers the most accurate readings and alerts users when excessive alcohol levels are detected, making it ideal for on-the-go testing. 3. Designed for Personal & Professional Use: The alcoholmeter is specifically designed for both private and professional use, perfect for individuals looking to ensure their own safety or the safety of their family and friends, providing peace of mind in various social situations. 4. Compact and Convenient for Social Events: With its small and practical design, the alcohol detector can easily fit into a handbag or pocket, making it a must-have accessory for weddings, parties, banquets, or any social gathering, allowing you to drink responsibly with confidence. 5. Hygienic with Interchangeable Mouthpieces: The portable breathalyzer features washable and reusable interchangeable mouthpieces, making it convenient for multiple users while promoting hygiene. This allows for easy and responsible testing of your alcohol levels, keeping everyone safe.

Specification: Origin: Mainland China Material: Plastic Measurement range: 0-0.199%BAC/0-0.1990per milleBAC/0-995mg/L Product size: about 120.00x56.00x17.00mm Product size: 4.72x2.2x0.67inch

Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.