Blow 9900 Breathalyzer Tester

The BLOW digital breathalyzer will show you your blood alcohol concentration within seconds and answer whether you can drive a car. Calibration before shipping – ready to use! Each breathalyzer is precisely calibrated before shipping, so the customer receives a device ready for immediate use. No need to worry about setup – just turn it on and start measuring. This guarantees safety, comfort, and confidence – both for private individuals and professional users. Thanks to the advanced electrochemical sensor, the breathalyzer provides extremely accurate readings of alcohol content in exhaled air. This technology is also used in police devices, ensuring professional measurement quality. The sensor lifespan reaches up to 5000 measurements, making this model exceptionally durable and economical for daily use. Additionally, the replaceable sensor allows easy refreshing of the device after extended use. Product features: Precise and accurate electrochemical sensor; Fast startup in only 5 seconds!; 1.77-inch TFT display; Wide measurement range; Easy to operate; Solid and durable; Handy, compact size; High accuracy and repeatability of measurements; Breath continuity control function to verify measurement correctness; Built-in measurement memory; Sound signaling. How to start measurement? Press and hold the power button. After pressing, a 5-second countdown begins – this is the device preparation time. After preparation, the display shows “BLOW”. During the 10-second countdown, blow continuously for at least 2 seconds. After the signal stops, stop blowing and wait a few seconds for the result. The blood alcohol concentration result is displayed on the screen. Specifications: Rated voltage: DC3V (2*AA, not included); 1.77-inch TFT display; Detection method: electrochemical alcohol sensor (replaceable); Sensor lifespan: 5000 uses; Startup time: 5 seconds; Measurement time: 10 seconds; Auto power off; Measurement indication: 0~1.9 g/l (0~0.19% BAC); Detection accuracy: 0.1 g/l and 0.01% BAC; Displays 5 unit types: mg/L, mg/100 mL, %BAC, g/L, ‰BAC; Operating temperature: 0-40°C; Storage temperature: -20 to 60°C; Product size: 117*35*18.8 mm; Set includes: Electrochemical breathalyzer; 2x AA batteries; 10x mouthpieces; Instructions in Polish and English.