Have you ever gone to a Smiggle shop and saw the electronic erasers? You unhappily go home thinking how much you want it and wonder how to get the money. Well that dilemma is finally over! Make this cheap small pocket-sized electronic eraser and save up to $10!
You will need: - a small electronic motor - a push switch - a 3 volt small battery (energizer cr2025) - 3 wires (short) - The case (I used a i-mini white out pen) - masking tape -and an eraser (obviously)