Ensure safety with the JondKeile Alcohol Test USB Rechargeable Breathalyzer. Featuring a digital LCD display with a high-precision semiconductor sensor, it delivers accurate blood alcohol content results in seconds. The color distinction and sound warning alert you to the degree of intoxication, making it ideal for personal or professional use. Compact, lightweight, and easy to carry, this breathalyzer is perfect for parties, celebrations, and preventing drunk driving. The clamshell design, hall switch, and ergonomic build enhance convenience, and with a built-in battery lasting up to 600 hours, it's a reliable choice for alcohol detection.