最省錢、快速製作的電容觸控筆 - YouTube

不習慣用''手''直接寫字的朋友來試試看吧!! 中看且實用! 材料取得容易成本低， 值得一試! If u r not used to ''write'' with ur hands directly, there is the way can help u to get rid of it. Make a capacitive pen on ur own :))) if u have any question of it, u had better send me a message by ...

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