This Laser can attach to almost any sewing machine above the needle area and projects a laser direct onto your fabric-making it now effortless to keep your seams completely straight. This allows the quilter/sewist to make precise stitches without any fabric marking or measurements before-hand. Lining up perfectly straight seams can take patience and skill. The Sew Q Laser makes it easy! -Stable line doesn’t move while sewing -Increased accuracy for sewing and quilting -Can reduce sewing time -Easy to align and attach -Hard mounted and adjustable -USB powered and no batteries to recharge with 4ft cord -On/Off switch -Can be moved from machine to machine with Additional Base Kit