Welcome to our store! 1, High Sensitivity: The alcohol detector is a highly sensitive alcohol testing instrument with high accuracy. 2, 3 Status Lamps: The portable alcohol detector features three status lamps, green light means no drinking, yellow light means drunk driving, red light means drunk driving. 3, Hygienic Design: The precise alcohol tester uses no traditional suction cups, it is clean and hygienic, and can be used with confidence. 4, Reusable and Sustainable: The alcohol detector has an integrated 200mAh lithium battery, which can be reused for 150 consecutive measurements. 5, Compact and Portable: The alcohol tester has an integrated cleaning chamber and is small and portable, making it easy to use when you're on the go. Product Type: Portable Alcohol Detector Material: ABS Battery Parameters: Lithium-ion battery (included) Battery Capacity: 200mAh Test Range: 0.00 to 0.19 %BAC (0 to 1.9g/l) Heating Time: 10S Cleaning Time: Within 10S, more than 4S required Response Time: Less than 5S Light Type: Green, Yellow, Red Weight: Approximately 57g / 2.0oz 1 x Portable Alcohol Detector 1 x USB Charging Cable 1 x User Manual Customers are our top priority. If you discover any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best post-purchase service.