1. Precision and Sensitive Results: Thanks to advanced sensor technology, the Breathalyzer V provides accurate blood alcohol readings in seconds. Use this certified portable breathalyzer for precise and reliable results at all times. 2. Easy to Use and Understand: This alcohol tester adopts a contactless blowing method, ensuring hygienic and efficient testing for multiple users. Simply blow into the device, and your BAC result will be displayed on a bright LED screen in just 20 seconds, with voice announcements and red/blue indicator lights for clear, instant readings. 3. LongLasting Battery and Voice Announcement: Equipped with a capacity lithium battery, the portable alcohol detector offers over 10 hours of continuous operation on a full charge. Use a standard TypeC charger for convenient charging anytime, anywhere. Voice announcements ensure warnings are clearly audible, enhancing safety. 4. Compact and Portable Design: Measuring 150 mm x 28.7 mm x 30 mm and weighing only 53 grams, this alcohol tester is lightweight, easy to handle, and transport, fitting effortlessly into your bag or pocket. for weddings, parties, banquets, or other social events, it helps ensure compliance with road regulations and safe driving.