Gas stove capable of performing detecting and early warning on coal gas

The invention discloses a gas stove capable of performing detecting and early warning on coal gas. The gas stove comprises a body, and also comprises a microcontroller, a power supply changeover module which is connected with the microcontroller, a sensor group, an LED (light emitting diode) lamp, an alarm apparatus, a reset switch and a solar power supply module, wherein the sensor group, the LED lamp, the alarm apparatus and the reset switch are respectively connected with the microcontroller, and the solar power supply module is electrically connected with the microcontroller by the power supply changeover module. The gas stove capable of performing detecting and early warning on the coal gas is simple in structure, is convenient and practical; and the sensor group is connected with an A/D (analog-to-digital) port of the microcontroller, when detecting that the concentration of the coal gas and the concentration of smog reach to certain degrees, the microcontroller can simultaneously drive a buzzer and the