Alarm instrument for omnibearing emergent searching and rescuing of endangered human bodies

The invention relates to emergent communication equipment for drowning personnel, comprising a personnel wireless transmitter and a received information displayer. The alarm instrument is characterized in that the personnel wireless transmitter comprises a transmitting antenna, a control circuit, a storage battery, a water-intake inspection hole and a pushbutton, wherein a water intake sensor is installed in the water-intake inspection hole; and the received information displayer comprises a receiving antenna interface, a power button switch, a state display screen, an emergency button, a loudspeaker signal interface, an emergency-cancel button, an external loudspeaker signal interface, a rotating light interface, a motor on-off interface and a central controller. The alarm instrument has the advantages that after falling into water, passengers can manually activate the transmitter to work so that the drowning state of the transmitter can be sent to a host machine, and after receiving a signal, the host machi