1. Advanced Sensor Technology: This electrochemical alcohol tester features a high-precision, high-reliability electrochemical sensor. With a dual-core processor and dual-filter algorithm, it uses a scientifically designed airway and internal purification chamber to filter out impurities, delivering alcohol-only results in seconds. 2. Compact Design: The foldable mouthpiece design of this blowing drunk driving alcohol tester minimizes space usage and allows for easy storage, making it a convenient tool to keep on hand. 3. Versatile Testing Modes: Equipped with both precise and rapid screening modes, this non-touching blowing breathalyzer offers non-contact, hygienic testing for multiple users, making it a versatile tool for scenarios. 4. Portable and : Designed to be and compact, this non-contacting electronic breathalyzer is easy to carry, ensuring you can take it anywhere you need. 5. Sturdy Construction: Made from high-quality ABS material, this professional breath alcohol tester features a drop- and dustproof design with a sturdy casing. It includes a graphene battery for long-lasting power and supports Type-C fast charging. Using the fifth generation of high-precision electrochemical intelligent sensors, dual-core processors, dual-filter algorithms, scientific airway layout filtration plus built-in evolution chamber purification treatment, impurities are removed and only alcohol is left, and the results are available in seconds, allowing overnight alcohol to be accurately detected, and alcohol has nowhere to escape. Color:As Shown Material:ABS Package Contents: 1 * Alcohol Breathalyzer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.