Be applied to restricted space's gaseous detection alarm device of SOS

(B, ) the utility model discloses a be applied to restricted space's the gaseous detection alarm device of (b) (b) SOS (b) (b), (b) is including gaseous the control unit CPU, acoustic alarm unit, light alarm unit, display element, wireless module, gaseous detecting element, power supply unit, pulse sensing module, its characterized in that of detecting the gaseous the control unit CPU that detects connects acoustic alarm unit, light alarm unit, display element, wireless module, gaseous detecting element, power supply unit, pulse sensing module respectively. (B, ) the utility model has the advantages of human pulse can be monitored, emergency alarm signal is sent. (B, )