DIGITAL PRECISE HIKEY BREATHZELLER FREE MOUTHUTCHES A simple-to-use device, which is the HIKEY DIGITAL BREATHALMATIC, will provide you with certainty and safety the next day after the party. Don't risk losing your driver's license, high fine, your safety and more. As you know, in Poland and in the world there is a total ban on driving under the influence of alcohol, despite the permissible amount of alcohol in the body in Poland of 0.2 per mille. The HIKEY digital breathalyzer literally in a few seconds will show you the concentration of alcohol in your body and give you the answer to the question of whether you can drive a car. A very useful device that will work in every home. The HIKEY digital breathalyzer is the perfect gift idea for grandpa, dad, husband or boyfriend. WIDE APPLICATION: Sobriety testing used to be associated mainly with police control. Today, breathalysers are used, m.in. in companies and workplaces where employers conduct a sobriety test of their employees, among professional drivers, including TAXI, UBER, BOLT , food suppliers, breathalyzers are also used for private purposes, where we can check our sobriety and that of our friends, They are perfect during or after a party. HOW TO USE? Press and hold the power button for approx. 2 seconds. When pressed, the cooking cycle starts approx. 150 seconds. After completion of the preparation cycle, the BLOW message is displayed - meaning that the device is ready for use. Blow continuously for about 5 seconds. The blowing time is determined by the signal. So you should blow continuously until the signal is interrupted. When the signal stops, stop blowing and wait a few seconds for the result. The result of the concentration of alcohol in the body is shown on the display. DEVICE SPECIFICATION: Test Accuracy: /- 0.01‰ Colour: black Display: LCD Display color: red Power supply: (2x AA batteries - enough for approx. 1 year of use) Size: 12cm x 4.4cm x 2.1cm Material: plastic, shockproof ABS KIT CONTENTS: Digital breathalyzer Mouthpieces 6 pieces (FREE) User manual in Polish COMMENTS! REMEMBER! 1. The result of the breathalyzer test is for reference only. 2. Remember do not eat or drink min. 20 minutes before use. 3. Repeat the test 2-3 times to get the most accurate result. The breathalyzer is for private, personal use only. Live responsibly! You've been drinking, don't eat! The breathalyser usually needs to be calibrated every year. Of course, more frequent calibration is recommended when we use the breathalyzer more often. However, if occasionally, you can easily calibrate m.in. once a year.