Alcohol Breathalyzer, 2 In 1 Portable Breathalyser Contactless Alcohol Tester with LCD Screen and Guard Mode, High Accuracy Breathalysers

High-precision alcohol tester: This alcohol tester supports continuous testing by multiple people and provides immediate results. Portable Breathalyser can also test results of last night. And the device is powered by a highly efficient chip that delivers highly accurate results in seconds. Digital LCD Screen: Clear digital display provides easy-to-read results with no conversion required. You can intuitively understand the alcohol content through color or numerical value to ensure safe travel. Guard Mode: This alcohol breathalyzer can turn on the guard mode. You just need to hang it on the door handle, turn on the sentry mode, and when the door is pushed open, the alarm will sound. Ideal for people living alone or staying in a hotel on a business trip. USB Chargeable Alcohol Detector: The breath analyzer has a built-in 200mah battery with long battery life. You can use an adapter or power bank to charge it. Contactless Alcohol Tester: This alcohol tester is designed to be contact-free. Turn on the device, and after the countdown, aim it at the top of the instrument and blow evenly. After a few seconds, the screen will display the test results. Different from traditional testers, ours is safer, more hygienic and suitable for multiple people to use. It is very suitable for personal use or professional testing equipment.