The XINTEST HT-611 alcohol tester is used for accurate detection of alcohol in the breathe. The body alcohol conten can be accurately measured just by blowing to the instrument without contact， to avoid bacteria enter mouth. The instrument is well-designed， compact， and portable

Main Features:
Quick response and resume
Auto power off
Easy to use and carries conveniently
It can ensure your driver is safe
With excessive alarm function， and two stations to choose