The alcohol tester with a semiconductor sensor ensures accurate analysis of alcohol content in exhaled air. The study is conducted using individual mouthpieces. An undeniable advantage of the testing device is its very simple operation, quick preparation for work, and audio signaling of the start and end of sample reception. It is an accurate tester with a measuring range (up to 2 per mille) and an accuracy to hundredths of a per mille. Performs quick measurements. It is equipped with a highly sensitive modern sensor, a module that automatically checks the battery status, and a battery-saving function. Device suitable for individual users. Advantages of the device: repeatability of measurements, accuracy to thousandths of a per mille. Product Features: - powered by 3x AAA (not included) - sensitive modern sensor, - automatic battery check - battery saving - detection range: 0.00-0.99 mg/l (0.00-0.199% BAC) - three ranges: %BAC, mg/l, ‰BAC - accuracy: +/- 10% F.S - display: 3-digit LCD display - voltage 3.7 V - 5 mouthpieces - alcohol tester case included - instructions in Czech language weight: 70g