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Fashionable high-precision mini alcohol tester that can display the degree

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Quick Details

Brand Name: Greattop
Usage: Professional
warm up: 10s
Accuracy: 0.01% BAC (0.1g/l)
Place of Origin: Guangdong China
Detection range: 0.00-0.19% BAC / 0.0-1.9 g/L
response: 5s
Color: white color
Material: ABS
Model Number: GT-ALT-12
Power input: 2x1.5V "AAA" alkaline battery
Digital display results: (% BAC / g/L)
Certification: CE,ROHS
Packaging Detail: Unit size: 102*34*18mm Gift box: color box Qty/ctn: 100pcs Carton size: 41*26*27cm N.W: 4.1kg G.W: 4.6kg
Selling Units: Single item
Single package size: 13X8X2.5 cm
Single gross weight: 0.05 KG
Package Preview: https://sc04.alicdn.com/kf/HTB1XxkjIpXXXXagXpXXq6xXFXXXu.jpg_640x640.jpg,https://sc04.alicdn.com/kf/HTB1ZicFJpXXXXa5XVXXq6xXFXXXJ.jpg_640x640.jpg
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breathalyzer vending machine/car gift best selling alcohol test/red backlight digital breath alcohol tester



Do not drive after drinking

(1)LCD display   (2) Power button

(3) Breath inhaler  (4) Battery compartment



1.       Digital alcohol test with audible alert.

2.       Range: 0.00-0.19 % BAC & 0.0-1.9 g/l .

3.       Quick response and resume.

4.       Auto power off.

5.       Use 2× “AAA” alkaline batteries.


Installing battery

1.     Slide open the battery compartment lid from the back of the unit.




2.     Insert two “AAA” (UM-4) alkaline batteries with correct polarity as indicated.

3.       Replace the battery compartment lid.


How to use the alcohol tester

Warm up

1.      Press and hold the power button for 1 second, the alcohol tester LCD will turn on with one beep sound.




2.       The “warm up” symbol is displayed, and the 10 to 00 countdown is started that indicate the tester is in warm-up mode.



It always has a large number of gas & impurity adsorbed on the surface of alcohol tester, when first time taking out the tester from the packaging, or after long time no using for the tester, it need more time for cleaning and warm up the sensor, you should repress the power button and retry several times if possible.



1.      The “Blow” symbol is displayed when warm-up is succeed, and the 10 to 00 countdown is started that indicate the tester is in testing mode.




2.      Near and blow steady into the breath inhaler for 3-5 seconds.

3.      Read the test result from the alcohol tester LCD.

4.      The “Caution” symbol is displayed if the alcohol concentration is the level:

         OK: 0.02% BAC (or 0.2g/l) to 0.05% BAC (or 0.5g/l)

                 0.05% BAC (or 0.5g/l) to 0.08% BAC (or 0.8g/l)

  1. 1.       The “Danger” symbol is displayed with beep audible alert if the alcohol concentration is the level:

                       OK:  Over & equal 0.05% BAC (or 0.5g/l)

                       Over & equal 0.08% BAC (or 0.5g/l)

6.  If no blow into the breath inhaler at the test mode, the LCD will display “0.00% BAC & 0.0g/l” value.




To obtain more accurate result, manufacturer recommend you to check repeatedly 2 or 3 times.


Auto power off

After the result be display for about 10 seconds, the “OFF” symbol will appear for 2-3 seconds and the alcohol tester be turned off.





When the tester is turned on, the LCD backlight will light until tester auto power off.


Replace battery

The LCD flickering indicates low power of batteries, please replace two “AAA” alkaline batteries.


Hanging function

Please tie the plastic pole with the hand harness (included).






Sensor: advanced semiconductor oxide alcohol sensor
Range: 0.00%-0.19% BAC (0.0-1.9g/l)
Accuracy: 0.01% BAC (0.1g/l)
Power input: 2×1.5V “AAA” alkaline battery
Operating time warm up: 10s, response: <5s
Auto power  off: 1 minute approx
Dimension 102×34×18mm
Environmental temperature 10-40
Environmental humidity 40%-90%



-- When after drinking, it is recommended to last after 20 minutes, it is because 20 minutes is approximately for alcohol to be absorbed into blood from the digestive organs, and residual alcohol remaining in the mouth takes this long to dissipate.

-- For accurate result, do not repeat next testing within 3 minutes after last time.

-- Do not smoke and eat for 20 minutes prior testing.

-- Do not use chemicals to clean the tester directly.

-- Do not blowing liquid into the breath pipe.

-- Do not use any excitant substances near the tester, such as paint, insecticides, alcohol.

-- Do not place the tester in the closed environment with contaminated air.

-- Modifying or tampering with the unit’s internal components may cause a malfunction.

-- The unit is designed to be used as an aid to promote reasonable driving. It should not be used in anticipation of the use or operation of vehicles, machinery, or equipment.

-- The unit makes no references whatsoever to blood alchol content or other such measures of intoxicaton promulgated by government, medical or other agencies or bodies.

-- The result of this alcohol gives BAC for reference only, manufacturer does not to take any legal responsibility.

-- Each individual’s body responds differently to alcohol. A person may become legally impaired to drive at a point below the legal blood alcohol limit.






Product Description


Unit size: 102×34×18mm
Gift box: color box
Qty/ctn: 100pcs
Carton size: 41×26×27cm
N.W: 4.1kg
G.W: 4.6kg


Packaging & Shipping




Our Services

      The quality guarantee period of 1 years


Company Information

      Our company was established 15 years ago ,we have been the gold member supplier of alibaba for 13 years ,we have many  distributors from all over the world and won a high reputation from them . Look forward to cooperating  with more  distributors .





1.When after drinking, it is recommended to last after 20 minutes

2.If there is no display replace the battery and try again

3.After the result be display for about 10 seconds

4.must blow into the breath inhaler within 10 seconds in testing mode