Features: Ensure road safety with our alcohol tester, featuring a highly sensitive sensor and built-in purification chamber for accurate and reliable alcohol detection. This portable breathalyzer has an LCD screen and Type C charging, providing clear readings and convenient power for up to 150 tests per charge. Ideal for private car owners, social event attendees, and traffic police officers needing quick and precise blood alcohol content measurements. Perfect for self-checks before driving, post-party evaluations, and random law enforcement scenarios, ensuring safe driving decisions in all situations. Made from durable ABS material, this device easily fits in your pocket or bag, making it a practical companion for responsible drinking and driving habits. Specifications: Material: ABS Display: LCD Screen Test Range: 0.00-0.19% BAC (0-1.9 g/l) Response Time: 20 seconds Battery: 3.7v 200mAh (included) Can be used 150 times Power Supply: DC5V1A Working Temperature: 0 to 45 ℃ Preheating Time: 10 seconds Blowing Time: ＞4s Working Current: 250MA Size: Approx. 2.63x9.8x1.55cm/1.03x3.85x0.61in Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1 Set Alcohol Tester