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The Circuit Scribe conductive ink circuit pen on a white background. Our conductive pens are not sold separately and now can be easily replaced. These pends can draw up to 200 meters depending on the writing surface. With photo paper you can erase the ink.
Circuit Scribe导电墨水笔 — $5.99 +
超级套件
超级套件 — $59.99
无人机生成器套件
无人机生成器套件 — $49.99
超级加号套件
超级加号套件 — $99.99
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