Pen
The utility model relates to a pen that a microphone is disposed at the end of the penholder; a minitype storage battery and a lamp are provided inside the penholder; the positive and negative poles of the minitype storage battery are respectively connected with the two lamp electrodes; a switch is...
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| Format: | Patent |
| Sprache: | eng |
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| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model relates to a pen that a microphone is disposed at the end of the penholder; a minitype storage battery and a lamp are provided inside the penholder; the positive and negative poles of the minitype storage battery are respectively connected with the two lamp electrodes; a switch is connected in series in the circuit; and a compass is disposed in the central block of the penholder. The utility model has advantages that it is simple in structure, easy to use, and has extensive application areas and so on. |
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