This engrave it pen looks just like a usual pen in your hand, but it does something special. The engrave it carving pen allows you to decorate, write, etch and engrave on glass, wood, metal, plastic, you name it. The engraving list is never-ending. It comes with an extra engraving tip for micro-etching, to carve and etch those tiny little ornaments or gadgets. Battery operated! No more pressure on the tip.