Biodegradable microphone pen

The invention discloses a biodegradable microphone pen. The biodegradable microphone pen comprises a pen tube, a pen cap and an ink storage tube, the pen tube is of a columnar hollow structure, the pen tube is used for containing the ink storage tube, and the pen cap is detachably connected with the pen tube in an airtight mode; and the pen tube, the pen cap and the ink storage tube respectively comprise 2-10% by mass of a biodegradable auxiliary agent. 本发明公开了一种生物可降解的麦克笔，其包含一笔管、一笔盖以及一储墨管。该笔管为一柱状中空结构，该笔管用以容置该储墨管，且该笔盖可拆卸地与该笔管气密接合；以及该笔管、该笔盖以及该储墨管分别包含质量百分比2至10的一生物可降解助剂。