KA-19638 BREATH ALCOHOL ANALYZER WITH CLOCK is small, exquisite, and delicate design, it is so easy to carry in your pocket, car, or handbag! LCD digital, which can make detection more efficient. With voice alarm function, when alcohol content is excess, the buzzer will alarm automatically alert. No need to use a blowpipe, just blow into the air hole, this way it is healthy and easy to clean. English Manual – Better to be safe than sorry after you’ve had a few drinks! keep this portable Digital Alcohol Tester in your purse or car so you’ll always know how close you are to the legal limit.