Compatible con el lápiz óptico Xiaoyuan S2 E1 Electromagnetic Yuanfudao Learning Machine Smart Practice Book S1 Touchscreen Pen

Attention Only the new pens come with felt-tip refills.The other two models feature regular fiber refills.Some of the older models and those with a pen attachment may experience floating writing; this is normal. Please choose carefully. They will write even without touching the tablet. All the free gifts include ordinary fiber pen refills, including the refills on the pen itself.If you need felt-tip pen refills, please place your order directly through the link.https://detail.1688.com/offer/890500656197.html?spm=a26286.8251493.description.2.1aed25b28vNxU8