Product descriptionOperating Instructions:Wait 20 minutes after you drink, eat or smoke before testing.Failure to wait 20 minutes can give inaccurate BAC readings and harmthe sensor.Step 1: Insert a mouthpiece into themouthpiece opening.Step 2: Press the Power/Mode Selector Button. You will hear a beep and the unit will start to count down from 15 onthe DISPLAY and say "Warm up". This warm-up process prepares the sensor.Step 3: When the countdown approaches 2, begin to inhale a deep breath.When the countdown reaches zero, you will hear a second beep indicating that you should blow into the mouthpiece. Blow through the mouthpiece until you hear a beep. This may happen at any point during the 10 second countdown.Step 4: Once the sensor has analyzed the breath sample, the estimated BAC value is displayed.
Features:Auto-calibration & sensor fault self-checking systemFast response time <5 secondsDual inputfor right and left handed usageAccuracy +/- 0.010% BAC (0.1 g/l)
Detection range: 0.000-0.1990% BAC (0.000‰-1.999 ‰ or 0.000-0.995 mg/l)
Displays results in ‰BAC&%BAC&mg/LOperating environment 10C - 40C (50F - 104F)Warmup time = 15 seconds Response time = 5 - 10 secondsBattery life = approximately 200
testsDimension: 117*61*26 mmPowerinput: 3*1.5 V "AAA"
Battery (not included)Package Included:Alcohol Tester,5 pcs Mouthpieces,
User Manual, Cloth bagTroubleshooting:If the alcohol tester provides the wrong results, than please blow into the sensor with the dry