Key features

• •Professional Grade Accuracy: This breathalyzer has a built in smart chip with high sensitivity sensor, stable performance, strong anti-interference, and is designed to detect BAC and get the most accurate and reliable BAC results every time you test.
• •Color Display & Buzzer Warning: After using the breathalyzers for alcohol, when the result is 0&le;%BAC<0.02, the screen turns green with no alarm; when the result is 0.02&le;%BAC<0.05, the screen turns yellow with two beeps; when the result is &ge;0.05%BAC, the screen turns red with beeps.
• •Recurring Charge And Memory Mode: The alcohol breathalyzer tester can perform 800-1000 result tests after 2-3 hours of charging (USB cable included). And the alcohol breathalyzer has a built-in results memory function that saves your last 30 BAC readings for future reference.
• •Easy To Use: Turn on the alcohol tester, wait 15 seconds to warm up, and then blow evenly for 3-5 seconds.After 5 seconds, the BAC is displayed on the bright color LCD screen. There are also 6 test units to switch between and set user defined BAC test thresholds.
• •Portable Breathalyzer: This personal breathalyzers is only 2.1x0.8x4.7in in size, smaller than your iPhone 16, and fits easily in your pocket or purse. We also have a carrying case to ensure that your home breathalyzer for alcohol and mouthpiece fit securely inside while other airborne contaminants are kept out.
• •Best Service:1*Breathalyzer, 1*User Manual, 10*Replaceable Mouthpiece, 1*Carrying Case, 1*USB Cable. If your breathalyzer has any problems within the first year, we will provide free repair or replacement service for defective products.