The AlcoAlert Smart electrochemical breathalyzer measures blood alcohol concentration from 0.00 to 4.00 ‰ with an accuracy of ±0.005% BAC. It has an LCD display, comes with 5 mouthpieces, and is powered by 2 AAA batteries.
The ALCOALERT compact breathalyzer is a device for measuring blood alcohol content using an electrochemical sensor. It has an integrated 4.32 cm LCD display and is powered by a non-rechargeable battery.
AlcoAlert Smart Electrochemical breathalyzer, black
ALCOALERT handy breathalyzer