Features: Ensure safety on road with our Breathalyzer, featuring a highly sensitive sensor and built in purification chamber for accurate and reliable Alcohols detection. This portable breathalyzer boasts a LCD display and Type C charging, offering clear readings and convenient power supply for up to 150 tests per charge. For private car owners, social event attendees, and traffic enforcement officers who need quick and precise blood Alcohols content measurements. Perfect for pre driving self checks, post party assessments, and random law enforcement scenarios, ensuring safe driving decisions in any situation. Crafted from ABS material, this device fits easily into your pocket or bag, making it a practical companion for responsible drinking and driving habits. Specifications: Material: ABS Screen: LCD Display Test Range: 0.00-0.19%BAC(0-1.9g/l) Response Time: 20 Seconds Battery: 3.7v 200mAh(Include) Can Be Used for 150 Times Power Supply: DC5V1A Working Temperature: 0 to 45℃ Pre Heating Time: 10 Seconds Blow Time: ＞4s Working Current: 250MA Size: About. 2.63x9.8x1.55cm/1.03x3.85x0.61in Package Includes: 1 Set Breathalyzer note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.