Aiming at the defects in the prior art, breakthrough improvement is carried out on the basis of the prior art, the utility model provides the safe wireless probe for indoor wifi sniffing, so that an operator can carry the probe for investigation conveniently, and meanwhile, the probe is not provided with a wifi communication module, so that the confidentiality of a machine room is ensured. In order to achieve the purpose. The utility model is realized through the following technical scheme: the device is characterized by comprising a base, a safe wireless probe comprises a handheld operation end and a probe end connected with the handheld operation end, the handheld operation end comprises a tablet personal computer fixed in a portable shell, flexible thickening cushion layers are arrangedat the four corners of the portable shell, a probe end fixing frame is arranged behind the portable shell, and a wireless sending module is independently arranged in the portable shell. By means of the technical scheme, the safe wireless probe mainly optimizes a handheld structure, enables the probe end and the handheld operation end to be matched more easily, and is convenient to detach and use.