At-838 Respiratory Alcohol Detector for Drivers with 0.000-0.199%BAC Range and 99% Accuracy

This At-838 alcohol detector is a practical tool for anyone who needs to check their blood alcohol level before driving or operating machinery. With a measurement range of 0.000 to 0.199% BAC and an accuracy rating of 99%, it delivers clear, dependable results in about 5 seconds. The device runs on two AAA alkaline batteries at 3V, ensuring straightforward power management. Its black finish gives it a functional appearance suitable for personal or workplace use.

Features and Construction

Every element of this breathalyzer is built around delivering fast, accurate readings without complexity. The following sections break down the key aspects of its design and performance.

Measurement Range and Accuracy

The At-838 covers BAC levels from 0.000% up to 0.199%, which includes the legal limits for driving in many regions. The 99% accuracy rating means you can trust the result you see on the display, helping you make informed decisions about your fitness to drive.

Response and Preheating Times

Once powered on, the device heats up in 10 seconds and is ready for use. A reading appears just 5 seconds after you blow into the mouthpiece. This quick turnaround makes it convenient for frequent checks throughout an event or shift.

Power Supply

The detector is powered by two standard AAA alkaline batteries, which are easy to replace when they run low. This avoids the need for proprietary rechargeable packs and means you can always have spare batteries on hand.

Uses and Placement

This alcohol detector is designed for personal and professional environments where sobriety checks are important. Its handheld size and simple operation make it suitable for various settings.

Personal Driver Checks

Drivers can keep the At-838 in their glove box or bag to test themselves before heading home after social events. The clear BAC display gives you confidence that you are within a safe range to drive.

Workplace Safety

Employers responsible for safety-critical roles such as heavy machinery operators or commercial drivers can use this device for quick on-site breath tests. The 99% accuracy supports reliable screening procedures.

Benefits and Buying Value

Beyond the immediate reading, this breathalyzer offers practical advantages that justify its place in your safety kit.

Speed and Convenience

With a mere 5-second reaction time and 10-second warm-up, the At-838 does not keep you waiting. You can perform multiple tests in rapid succession if needed, without significant delay.

Clear, Simple Interface

The device presents results on an easy-to-read display, and the single-button operation means no complex menus to navigate. Anyone can use it with minimal instruction.