HEAT UP QUICKLY - The hot knife foam cutter can heat the tube to 300C/572 within 10 seconds.CLEAN SMOOTH CUTTING - Hot wire foam cutter cuts the styrofoam smooth and fast, seals the edges clean, and leaves no debris You can cut the form board or foam block from any angle and craft into your desired shape.STRONG DURABLE - The cutting pen/needle/rod is sturdy very secure in the base, cuts and shapes quickly iny direction. The hot wires can bend to the shape you want, but only once otherwise it will break.EASY TO USE - One key switch, very convenient to switch electric foam cutter ond off.WIDELY USE - Ideal for low density styrofoam cutting, handmade practise, advertising words making, even kids model making. This hot pen will take you to a magical kingdom. NOTE1: WATCH OUT FOR BURNS KEEP AWAY FROM CHILDREN NOTE2: Please avoid excessive voltage causing the peeedle to burn red, which will shorten the life of the cutting pen. The power supply should be disconnected wheot in use. NOTE3: Recommended continuous use hot wire foam cutters time does not exceed 30 minutes.