AT-818 Alcohol Tester Professional Breath Breathalyzer LED Digital.

Description

Features:

Convenient and portable: One button operation breathalyzer, Portable alcohol breathalyzer.

Easy to read: Digital LED display with light blue backup easy to read even in low light conditions.

Smart & Fast result: Advanced flat surfaced alcohol sensor.

Energy saving: It can set automatic shutdown. And low power instructions are designed.

Instructions:

Step 1: Insert a mouthpiece into the breathalyzer.

Step 2: Press the Power/Mode Button. You will hear a beep and the unit will start to count down from 15 on the DISPLAY and issued with a sound of "Warm up". This warm-up process prepares the sensor.

Step 3: When the countdown approaches 2, begin to inhale a deep breath. When the countdown reaches 0, you will hear a second sound of beep indicating that you should blow into the mouthpiece. Blow through the mouthpiece until you hear a beep(within The 10 second countdown).

Step 4: Once the sensor has analyzed the breath sample, the estimated value is displayed.