Nordstrand Electric Styrofoam Cutter - Hot Wire Styro Foam Cutting Pen Knife Tool - 2 x Pen Cutters 2 x 4in wire foam cutters by Nordstrand Easy to use, cuts and shapes quickly in any direction Lightweight yet sturdy with no moving parts and a fixed blade On/off switch conveniently located on the handle Comes with a 12W power supply and 6ft cable