Breathalyzer AL-5500 – test breath for alcohol
Breathalyzer AL-5500 – test breath for alcohol

  • Customer rating:
    Average: 4.5 / 5 Based on 11 reviews
  • Delivery from £ 3.50
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    +44 (020) 3290 1199

Breathalyzer AL-5500 – test breath for alcohol

  • Range: 0.00 ‰ - 4.00 ‰
  • Accuracy: 0.1 ‰
  • Sensor: semiconductor
  • Measurements counting function
  • Testing units:  ‰

Availability: AvailableInStock


£42.90tax inc.

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AL-5500 digital breath tester

The breathalyzer is a device which any prudent driver should keep close and often use to test breath for alcohol. The AL-5500 model is a product at a reasonable price, while giving a guarantee of reliability. This breath tester detects alcohol and gives you an accurate reading, letting you know if it is safe to drive.

The measurement is performed using a high-quality semiconductor sensor which provides accurate readings over a wide range. The examination will determine if you are ready to sit safely behind the wheel. Using the device is unobtrusive and aesthetically pleasing, it has small size and is made thoroughly modern. This breath tester does not require any preparation nor advanced knowledge to operate.

Thanks to measurements counting function, you do not have to remember about the next calibration, the breathalyser will remind you about it. You can operate the breathalyser in a very simple way by using the multifunction key. All information is presented on an LCD display.

Each breathalyser is calibrated before sending and supplied ready for use. Using the AL-5500 breath tester gives a guarantee of not putting yourself or loved ones at risk. In case of police control or random breath tests at for alcohol at work, you will not have any trouble.

Breathalyser can also be used as a tool to control the sobriety of employees. Breath tests are easy to perform, and can be done in a quick succession.

  • The measuring range


    0.00 - 4.00 ‰

  • Accuracy


    0.01 ‰

  • Sensor Type

    Sensor Type


  • Power supply

    Power supply

    2 × AA battery

  • LCD display

    LCD display

  • Measuring time

    Measuring time

    5 s

  • measurement counter

    Measurement counter

  • Signaling discharge battery


Breathalyzer AL-5500


The warranty covers a period of 2 years on electronics parts and one year on the sensor. To take advantage of the warranty you have to strictly adhere to the manufacturer recommendations for calibration, that it needs to be done maximum every 200 measurements and no less frequently than every six months. We offer you the opportunity to use service and warranty repairs conducted by trained service technicians. Our laboratory is equipped with the highest quality equipment of the global brand GUTH Lab.


In order to use the first free calibration, please keep the proof of purchase (receipt or invoice) and warranty. Please contact Detective Store service representative after maximum 200 measurements or no longer than 6 months from the date of equipment purchase. The calibration will be done for free!


Detective Store Company is an authorized distributor and importer to the United Kingdom. Therefore, we ensure that you receive genuine products directly from the manufacturer, who guarantees the authenticity and high quality of their merchandise.
This device complies with RoHS environmental directive, has the CE certification and is certified to ISO 9001, CE.




Sentech Korea Corp . was founded in 1998 as Korean company which used knowledge and experience of a reputed research institute. Basing on technologies of semiconductor sensors , Sentech designs modern and elegant breathalysers and professional gas detectors . Sentech's...


Specification of AL-5500 digital breath tester
Measurement range0.00 ‰ - 4.00 ‰
Measurement accuracy± 0.01 ‰
Measurement time5 s
Testing units: ‰
Warm-up time5 s
Recovery time30 s
Displaythree-digit display, LCD
Power supply2 × AA battery
Operating temperature0°C to 40°C
Dimensions110 × 46 × 20 mm
Weight92 g


  • AL-5500 digital breathalyser
  • Reusable mouthpieces - 2 pieces
  • AA batteries - 2 pieces
  • User manual
  • Warranty:
    • electronic components - 24 months
    • sensor - 12 months (with calibration carried out in accordance with the recommendations)


Reviews (11)

By Caitlin C.

Comment : :) as a plus they give you freee calibration after half a year :)
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By Cameron C.

Comment : definitely a must for every driver that does not want to risk health, money or even life!!
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By Charlie C.

Comment : Works ok, no negative feedback on that but I do not fancy the fact that it needs to be powered using AA batteries, this method ifs not efficient and definitely not eco friendly :/
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By Daniel P. J.

Comment : works ok so far. If not I have 2 (!) years to give it back so no worries mate
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By M. T.

Comment : Results are clearly presented on display, even older person or with worse sight would not have problems with it
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By Adam A.

Comment : as for this price it is GREAT
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By Alexandra A.

Comment : good value for money,, definitely !!
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By Imogen A.

Comment : :D sooo easy to operate plus light and cheap :D
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By Jake P P.

Comment : My friend got one from his wife and I have to admit i already asked him a few times to let me test myself after a nigh out in our local pub. Been thinking about getting my own ….
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By Jason M.

Comment : bought is a gift for myself, ;)
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By Ms. Anna E.

Comment : breathalyzer is a must for every driver !!! I did not heistate and bought this affordable model. Now i'm hundred percent sure if I can drive or not.
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