How to use the alcohol tester
1. Press the button for 1 second to turn on the phone, the backlight and the display will light up at the same time, the entire content will be displayed and a beep prompts to turn on.
2. The display shows "Warm up" and a 10-second countdown. After the countdown is over, there will be a beep, prompting to enter the next stage at the same time.
3. The display shows "Blow" and a 10-second countdown. Blow for 3-5 seconds. After the countdown is over, you will be prompted to enter the result display. The test result is displayed in two units: %BAC and g/l .
4. When the test result is less than 0.02% BAC, the green indicator light is always on.
5. When the test result is greater than or equal to 0.02% ABC and less than 0.05% BAC, the yellow indicator light is always on, the "Caution" icon on the display flashes, and there is a slow beep sound.
6. When the test result is greater than or equal to 0.05% BAC, the red indicator light is always on. The "Danger" icon on the display screen flashes, and there is a rapid beep sound. The test result shows that the time is 10 seconds.
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
