Stylish 12x12inch trimmer loaded with innovation for a premium cut. Built in storage for light box, ruler, and scoring tool. Folds in half for compact storage and portability. Replacement blade sold separately (WR660739). Light Bar: Illuminate the trimmer's edge to indicate cutline. Easily attaches in place. Requires 4 AAA batteries (Not included). Multi-Purpose Ruler: Magnetic edge serves as an alignment edge. Built in score line. Locks into place for angled cutting. Easy to follow measurements in inches and centimeters.