Circuit Scribe Non-Toxic Conductive Silver Ink Pen � Award Winning Design That Makes Creating Circuits And Switches Easy As Doodling � Writes  (Multicolor)

Circuit Scribe Non-Toxic Conductive Silver Ink Pen � Award Winning Design That Makes Creating Circuits and Switches Easy As Doodling � Writes on Any Paper! Non-toxic, silver conductive ink pen - Write on any surface your regular rollerball pen will! | Pen only - 1x silver conductive ink pen that can draw 60-200 meters (depends on paper and surface type) | Resistance is 0.05-0.2ohms/sq/mil (2-10ohms per cm of writing) | The most successful conductive ink pen - funded on Kickstarter by over 12,000 backers! Our flagship conductive ink pen now comes alone! Use it on any surface a rollerball pen will write on. The Circuit Scribe can draw 60-200 meters. 60 meters is seen on surfaces similar to a napkin, and 200+ meters on photo paper. Pen erases on photo paper by scratching the ink away, and is also the most conductive on this surface (