Steering wheel with alcohol testing and warning function

The invention discloses a steering wheel with an alcohol testing and warning function. The steering wheel with the alcohol testing and warning function mainly comprises a steering wheel body, a function board is arranged on the steering wheel body, a groove and a cover plate are arranged on the left side of the face of the function board, an alcometer is arranged in the groove, three buttons including an opening button, a closing button and a mute button are arranged in the middle of the function board from top to bottom, and a sound module and a battery module are arranged in the right side of the function board. A driver presses the opening button before starting and driving a vehicle, the cover plate is opened, then the driver aims at the alcometer to blow to carry out a mouth air alcohol concentration test, if the test is passed, the closing button is pressed and the cover plate is closed, if the test is not passed, the sound module starts to perform sound warning uninterruptedly, and the sound warning can be canceled merely by pressing of the mute button. The steering wheel with the alcohol testing and warning function has the functions of alcohol testing, warning and warning canceling, and the like, is simple and effective in technology, relates to the field of daily life of people and is of great promotional significance.