Multifunctional handheld environment monitor

The utility model discloses a multifunctional handheld environment monitor, which comprises a gas detection module, a microprocessor, a video module, an audio module, a wireless communication module, a display module, an alarm output circuit, a keying circuit, a real-time clock circuit, a memory, a battery charging management circuit and a voltage stabilizing circuit. Output ends of the gas detection module, the video module, the audio module, the wireless communication module, the keying circuit, the real-time clock circuit, the memory and the battery charging management circuit are respectively connected with input ends of the microprocessor, input ends of the video module, the audio module, the wireless communication module, the display module, the alarm output circuit and the memory are respectively connected with output ends of the microprocessor, and the voltage stabilizing circuit outputs stable voltage to supply power to all the portions. The handheld environment monitor can detect concentrations of various gases simultaneously, monitor environmental fields, transmit spot voice to a monitor center and receive the latest command.