| 摘要 |
PURPOSE: A pen is provided to have an antenna function and voltage detecting function by including an antenna and voltage detecting probe. CONSTITUTION: A pen(110) comprises: a supporting part(112) in which an inlet hole(112a) is formed; a main body(110) including a rotary part(114) capable of rotatably combining with the supporting part; at least one or more writing members(120), which are installed in the main body, including a case with an antenna; a voltage detecting probe(150), which is installed in the main body. The writing member and the voltage detecting probe are selectively projected through the inlet hole.
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