The invention provides a field inspection tester for a power supply service and aims at solving the problems that timeliness and reliability of data cannot be ensured as a traditional field inspectiontester for the power supply service at manual recording and data uploading stages. The field inspection tester comprises a handheld host, a recorder, a base and a telescopic rod, wherein the handheldhost is wirelessly connected with the recorder and is movably arranged at the upper part of the base; the lower part of the base is movably connected with the upper part of the telescopic rod; an infrared scanner, a master controller, a data analysis module, a communication module and a storage are arranged in the handheld host; the data analysis module, the communication module and the storage are all connected with the master controller; the communication module is connected with the infrared scanner and the recorder. According to the field inspection tester provided by the invention, the quality of existing manual supervision and inspection work is remarkably improved, and the prominent problems of field inspection process for the power supply service are sufficiently solved; the dataare uploaded by adopting a wireless communication technology, field workers are protected and working efficiency is improved.