Key benefits sensitivity analysis: built with a smart chip design and sensitivity sensors to deliver swift and steady results across consecutive tests, supporting efficient and accurate alcohol testing. Realtime voice alerts: realtime feedback with a builtin English voice alert for clear, hands guidance and reliable operation in lowlight conditions. Easy to carry size: lightweight and compact enough to fit into any box or bag, making it convenient for onthego use without added bulk. Display technology: an illumination module and a 5inch vibrant color screen provide clear readability in diverse lighting environments and support multiple functions. Specifications and attributes Function: alcohol breath testing with realtime feedback and English voice alerts. Performance: sensitivity sensors paired with smart chip design for fast and stable results during consecutive tests. Size and portability: lightweight construction designed to fit easily in bags or boxes for portable use. Display: 5inch color screen with illumination module for clear visibility in various lighting conditions. Compatibility and use: designed for general user testing in nighttime, travel, and everyday scenarios without requiring additional accessories. Use scenarios After a night out or before driving: perform a quick test to verify safety before getting behind the wheel. Onthego testing during travel or outdoor activities: convenient checks in airports, train stations, road trips, or outdoor events. In safetysensitive environments or at home: quick selfchecks in the workplace, party settings, or use to ensure compliance and safety. Note: All details remain consistent with the original product's specifications and functions, presented in clear, customerfriendly language without additional claims.