| 摘要 |
PURPOSE:To attain to enhance the working efficiency of electric wiring work, by providing a power source plug to one end of a pipe while providing a lamp socket to the other end thereof. CONSTITUTION:A power source plug 3 is provided to one end of a relatively long pipe 2 and a socket 4 is provided to the other end thereof to enable the easy inspection of a power source with respect to the plug socket of a high place such as a ceiling without using a stepladder. Further, a plug socket 5 is provided and the plug. of an electric drill is inserted into the plug socket 5 while the lamp of the socket 4 is lighted to enable work in a dark area. Therefore, the working efficiency of electric wiring work is enhanced by this power source inspection instrument 1.
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