The utility model belongs to the technical field of the security, concretely relates to a safe guard device for security. The device is including mutual wireless connection's central server, dispatch?Center terminal and safe guard terminal, safe guard terminal is a plurality of, safe guard terminal include the MCU module and respectively with gesture monitoring module and WIFI orientation module that the MCU module is connected, safe guard terminal still including the baroceptor that is connected with the MCU module respectively, awaken unit?module, power, power management?module, omnidirectional antenna and pilot lamp up. The utility model discloses can real time monitoring policemen on duty state on duty, fix a position policemen's position on duty in real time, great reduction the misstatement rate to can acquire each environmental parameter on duty, realize high -efficient dispatch, effectively prevent to attack and police strength self injury emergence.