Features: Stay safe on the road with our portable breathalyzer tester. Accurate and efficient, simply blow into the device to instantly measure your blood alcohol level. Designed with a stylish black exterior and equipped with a high precisions sensor, our tester provides precise and reliable alcohol level readings. The LED display screen allows for easy result interpretation. Perfect for drivers, safety personnel, and bar staff, our tester is a must have for anyone in need of alcohol detection. Create a safe environment for everyone around you. Whether it is traffic safety checks, bar nights, parties, or family gatherings, our tester is suitable for various occasions where alcohol testing is necessary. Take control of your alcohol consumption and make informed decisions. With its built in rechargeable battery, our tester offer long lasting usage and convenience. Compact and portable, it can easily fit in your pocket or bag, making it perfect for on the go testing. Prioritize your safety with our reliable tester. Specifications: Material:ABS Color:Black,White Language:English,Japanese Display: Safety, Warning, and Danger in three colors Measurement ranges: 0-0.95mg/L Battery: Built in 200mAh battery, USB charging Charging input: 5V1A, Type-C Working environment: 0-45 ℃ Size:Approx.100mm/3.94''x28mm/1.1''x17mm/0.67'' Package Includes: 1x Alcohol Breath Tester note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.