Gold Member Since 2013
Audited Supplier
Shenzhen Dowdon Tech Co., Ltd.

Alcohol Tester, Breath Alcohol Tester, Digital Alcohol Tester manufacturer / supplier in China, offering Keychain Sound Alarm Digital Breath LCD Display Alcohol Tester, Promotion Gift Retractable Key Chain Card Badge Holder Steel Recoil Ring Pull Belt Clip, 6 in 1 USB Type C Adapter Multi-Port USB C Combo Hub 4K HDMI Output+USB-C Port +2 USB 3.0 Ports+SD & Micro SD/TF Card Reader for MacBook PRO and so on.

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Supplier Homepage Product Electrical Supplies Keychain Sound Alarm Digital Breath LCD Display Alcohol Tester

Keychain Sound Alarm Digital Breath LCD Display Alcohol Tester

Purchase Qty.:
50-499 500-49,999 50,000+
FOB Unit Price: US $2.8 US $2.5 US $1.9
Purchase Qty. (Pieces) FOB Unit Price
50-499 US $2.8
500-49,999 US $2.5
50,000+ US $1.9
Get Latest Price
Port: Shenzhen, China
Production Capacity: 50, 000 PCS/Week
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Feature: Three Digit Digital Display
  • Certificate: Ce,RoHS
  • Detection Range: 0.00% - 0.19% Bac / 0.00- 0.95 Mg/L
  • Portable: Key Chain
  • Material: ABS
  • Trademark: OEM
  • Specification: 142.0 x 110.0 x 35.0mm
  • HS Code: 90271000
  • Power Input: 2*AAA Battery
  • Operating Temperature: 10-40 Degree
  • Switch: Auto Power off
  • Accessories: Comes with Four Extra Mouth Pieces
  • Color: Black
  • Transport Package: Color Box
  • Origin: China
Product Description
With Key Chain Sound Alarm Digital Breath LCD Display Alcohol Tester 

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. Key chain.
5. Auto power off.
6. 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 the power button once, the alcohol tester LCD will turn on with one beep sound.

1. The "warm up" symbol is displayed, and the 10 to 00 countdown is started that indicate the tester is in warm-up mode.
L If first warm-up is defeated, the tester will be reset automatically and warm up again for 1-3 times.
L 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 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:
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)

5. The "Danger" symbol is displayed with beep audible alert if the alcohol concentration is the level:
Over & equal 0.05% BAC (or 0.5g/l)
Over & equal 0.08% BAC (or 0.5g/l)
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.

1. If warm-off is defeated, the tester will automatically turned off.
2. If no blow into the breath inhaler within 10 seconds in testing mode, the alcohol tester will be turned off after the LCD display the result "0.00% BAC & 0.0 g/l for about 10 seconds.

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

Replace battery
The LCD flickering indicates low power of batteries, please replace two "AAA" alkaline batteries.

* 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: 118× 70× 28mm

-- 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.
-- The result of this alcohol gives BAC for reference only, manufacturer does not to take any legal responsibility.
Detection range0.00% - 0.19% BAC / 0.00- 0.95 mg/l
SensorSemiconductor alcohol sensor
Digital display results% BAC / mg/l
Warm-up timeWithin 10 seconds
Respond timeWithin 5 seconds
temperature range5 ~ 40 oC
Power input2*AAA 1.5V alkaline batteries (not included)

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