Product Review
Specification:
Sensor: High-precision semi-conductor sensor
Detection range: 0.000-0.1990% BAC(0.000‰-1.999 ‰ or 0.000-0.995 mg/l)
Warm-up/Response time: Within 15/10 seconds
Power input: 3V ( 3 x "AAA" batteries, NOT included )
Operating Instruction:
1.Insert a mouthpiece into the mouthpiece opening.
2.Press the Power/Mode Button. After beep the unit will count down from 15 reading "Warm up". This warm-up process prepares the sensor.
3.As the countdown approaches 0, take a deep breath and blow into the mouthpiece when you hear the beep at 0. Continue blowing until you hear a beep.
4.Once the sensor has analyzed the breath sample, the estimated value is displayed.
Note:
1. Test result will be accurate after 20 minutes of drinking. Test immediately after drinking can only show the currently alcohol strength in your mouth. Please wait at least 3 minutes before next test.
2. Do not use it when painting, pesticide, alcohol and other corrosive gas.
3. Once it turns on, it will take 15 seconds to warm up. After it issues with a sound of "beep",which informs you of blowing into the device. Both are timed so you know exactly when to do what. You have 10 seconds to blow into the device and then it will show you the results.