Features: Advanced C language algorithm ensures precise overnight alcohols detection with instantly voice broadcast and tri color LED alerts for accurate result, making it a must have breathalyzer for personals and professional use. Featuring a digital screen, Type C fast charging, and ABS+PC construction, this portable alcohols tester combines anti interference technology with mouthpieces for consistent performances across multiple users. Designed for driver, commercial fleet operators, and safety focused households requiring quick, voice guided blood alcohols content verification through efficient breath analysis. Optimized for roadside checks, post party sobriety tests, and morning after alcohols levels monitoring in vehicles, offices, or social gatherings with its compact, travel ready design. Engineered with gas purification sensors and 24 hour battery life, this professional breathalyzer delivers lab grade accuracy in detecting blood alcohols concentration while resisting impacts during outdoor use. Specifications: Component:ABS+PC Builtin battery: Battery 300mAh Charging input: 5V/0.3A Language:English,Russian Size:Approx.115.5mm/4.9''x41mm/1.61''x20mm/0.78'' Package Includes: 1Piece Alcohols Tester 1Piece Type C Charging Cable 5Pcs Blow Tube 1Piece User Manual note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.