Advanced Non-Contact Detection: safe, hygienic alcohol testing with 's non-contact alcohol tester, perfect for both personal and professional use. High- Results: Trust in highly accurate readings thanks to advanced sensor technology, helping you make responsible decisions. LED Digital Display: Easily read results at a glance with a clear, bright LED display, even in low-light conditions. Fast and Reliable: Get quick results without the wait, making it ideal for checkpoints, work environments, or personal checks. Drunk Driving Alarm: Features an automatic alarm that alerts users when alcohol levels are above legal limits, enhancing safety on the roads. Color: Black Material: plastic Package Contents: 1 x Alcohol Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.