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Alcohol Tester Breathalyzer
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Topic: Alcohol Tester Breathalyzer (Read 1823 times)
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Fay
Contributor
Posts: 13
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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Psi
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Re: Alcohol Tester Breathalyzer
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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.
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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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