Portable size and storage convenience: The Alcohol Tester has a compact design measuring 10 x 3 x 2 cm, allowing easy storage in your car or carry in your pocket for convenient, onthego testing. Sturdy construction: Made from ABS material, this alcohol testing device is designed to withstand everyday use and help ensure longlasting functionality. Userfriendly operation: With a blowtype mechanism, simply exhale into the device to obtain instant results, providing a hassle option for all drivers. Global market appeal: A hot seller worldwide, this product attracts diverse consumers seeking effective solutions for responsible driving. Practical use scenarios: Before driving after social events or gatherings to assess readiness. In fleet or company vehicle programs to monitor driver safety. At home or in an office to promote responsible decisions and safety.