Portable Handheld Alcohols Detector Breath Tester(English user manual)

Features:
Data StorageOutput: This alcohols detector supports storing up to 150 pieces of test data, and you can connect it to a computes and view the stored data on the computers.
Portable Size: This alcohols detector is compact and portable, you can easily store it in your home or car for use anytime.
Wide Applications: This alcohols detector can be widely used for your family gatherings, holiday dinners or home daily use.
Easy to Use: The operation is simple and convenient. Firstly, you can press the power button and wait for the preheating for 10 seconds. After the preheating, blow air to the correct place for 3~8 seconds, then you can check the test results.
Tri-color Display Prompt: When the test results is0.15mg/L, the background of the screen is green, when the test results is 015mg/L and 0.25mg/L, the screen will display caution and the background is orange, and there is an alarm sound. When the test results is 0.25mg/L, the screen will display danger and the background is red, and there is an alarm sound.
Large LCD Display: Using a large-screen digital display, the test results can be clearly displayed on the screen for your convenience.