DRINKING AND FOUL BREATH CHECKER FOR DRIVING

PURPOSE: To check a degree of drunk and another degree of foul breath by drinking by properly switching an alcohol sensor and a foul breath sensor, detecting alcohol concentration or the degree of the foul breath and showing them. CONSTITUTION: When working power is supplied to each part of a device through a power source circuit 20 from an adapter for a cigarette lighter 21 inserted in the cigarette lighter of an automobile, an alcohol sensor 12 or a foul breath sensor 13 is selected by a sensor change-over switch 6 because a power LED 7 indicating detection state completion is lighted, and alcohol concentration and a degree of foul breath are detected. For instance, when switching is performed to the sensor 12 and breath is blown into a detection part two or three times, it is detected by a control part 11 since the sensor 12 responds to alcohol in the breath and an electric resistance value fluctuates, the alcohol concentration in the breath is measured, an LED driver circuit 14 and a sound composite circuit 15 are controlled, a level meter LED 4 of the number in accordance with the concentration is lighted, and at the same time a sound in accordance with the concentration is produced from a speaker 18.