An alcohol tester, also known as a breathalyzer, is a device that measures the concentration of alcohol in a person's breath, which is used to estimate their blood alcohol content (BAC).
DESCRIPTION:Non-contact Alcohol Tester, High-precision Breathalyzer with
HD Large Screen, LED Light Indicator, Flashlight Function, PortableFeatures: Ensure driving with our Voice Alcohols Tester,
featuring high precisions sensors and real time voice feedback for quick and
accurate BAC readings T..