3 Status Lights: Portable alcohol detector has three status lights, green light means no drinking, yellow light means drunk driving, red light means drunk driving.
High Accuracy: Alcohol detector is a high sensitivity alcohol measuring instrument with high accuracy.
Hygienic Nozzle: Accurate alcohol breathalyzer does not use traditional suction nozzles, it is clean and hygienic and can be used with confidence.
Recycling Durable: The drunk driving detector has a built in 200mAh lithium battery, which can be recycled for 150 consecutive measurements.
Small Portable: The alcohol tester has a built in purification chamber and is small and portable, making it easy to use when going out.
