GDbow Portable Breathalyzer Operating Instructions1. Please install 3 pcs AAA alkaline batteries (not included) once you prepare to test2. Insert 1 pc mouthpiece3. Press the power button for 2 seconds to start the alcohol tester4. Choose the testing mode if you want to change the factory default setting (Detection range: 0.000-0.190％BAC / 0.000-0.950 mg / L)There are 6 different testing modes: %BAC-US, g/l-EU, mg/L BRAC-JP, mg/100ml-CN, ‰BAC-RU, ‰prom-PL5. Waiting 20 seconds for warming-up, then blow with the tester for 5-6 seconds, the result will be ready after 3 seconds, and it will be displayed on the LCD screen for 15 seconds6. When the test result is higher than 0.05% BAC / 0.5 ‰ BAC -The factory default setting, the red light flashes and a continuous drop sound is emitted to remind the driver Please kindly note: In order to make the test results accurately, please test with the alcohol breathalyzer 20 minutes later after drinking; please wait for another 3 minutes before starting the next test to get the precise testing result Features:¤ Auto-calibration & sensor fault self-checking system¤ Fast response time ¤ Accuracy +/- 0.010% BAC (0.1 g/l)¤ Detection range: 0.000-0.190％BAC / 0.000-0.950 mg / L¤ 6 different testing modes: %BAC-US, g/l-EU, mg/L BRAC-JP, mg/100ml-CN, ‰BAC-RU, ‰prom-PL¤ Recording recent 32 times testing results¤ Operating environment 10C - 40C (50F - 104F)¤ Warmup time =20 seconds Response time = 3-5 seconds¤ Battery life = approximately 200 tests Packing contentsProfessional Breathalyzer Alcohol Tester x1User manual x1Mouthpiece x5Carrying String x1 Warranty12-month new replacement warranty;If you meet any problems during using our breathalyzers, please feel free to contact with us, we will try our best to meet your satisfaction;
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