Precautions to be used Be careful that if you employ the equipped pen having a load exceeding two.five kg, scratches may arise over the protective glass. If you employ a ballpoint pen besides the equipped pen, be careful which the monitor might be stained with ink or weakened. Webpage nine: https://wm-5531986.blogsvirals.com/30786573/wm55-things-to-know-before-you-buy