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Author Topic: Alcohol Tester Breathalyzer  (Read 1793 times)

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Offline FayTopic starter

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Alcohol Tester Breathalyzer
« on: October 21, 2013, 10:05:44 am »
Why the price for Alcohol Tester verifies from several dollars to hundreds??
need to purchase some, but  I do dont know how to make out the differences????
http://www.aliexpress.com/store/product/High-end-Portable-Professional-Police-Use-Fuel-cell-Breath-Alcohol-Tester-Mini-Digital-Breathalyzer-with-mouthpiece/521168_1416156168.html
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Offline Psi

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Re: Alcohol Tester Breathalyzer
« Reply #1 on: October 21, 2013, 10:07:44 am »
That one is "Police Use" it must conform to official standards and its readings must stand up in court so it's more expensive.

A cheap alcohol tester for personally does not need this level of certification and accuracy so can be designed cheaper.
« Last Edit: October 21, 2013, 10:10:32 am by Psi »
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Greek letter 'Psi' (not Pounds per Square Inch)
 
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