ViaGasaFamido Conductive Ink Pen, Electronic Circuit Scribe Draw Circuits Conductivity Fast Air-Drying Technical Pen to Draw Vivid Circuit Patterns,Tungsten electrode

描述

ViaGasaFamido Conductive Ink Pen, Electronic Circuit Scribe Draw Circuits Conductivity Fast Air-Drying Technical Pen to Draw Vivid Circuit Patterns,Tungsten electrode