DIY: No More Sweaty Hands While Writing | Life Hack for Students | How to make Pen Fan

Things you need: 1: Pen or Marker 2: Mini DC motor 3: Mini Propeller 4: Couple of button cells (Batteries) 5: A switch or Pieces of Can (1"x1/8" & 1/2"x1/8") Thanks for watching plz hit a like and share