KellyCraft Get-It-Straight Laser Square Paper Craft Tool Quick and easy laser alignment for all of your craft and hobby needs Ideal for 12 inch by 12 inch scrapbook layouts; Also used for quilting, sewing, school and art projects, stamping, journaling and much more Quality constructed of durable ABS plastic; 12-inch scale for easy measurement reference Eliminates those annoying eraser pencil marks on your project and even helps those with poor eyesight to do their favorite craft again Powered by a 9 volt battery, not included; 90 day limited warranty; Should only be used with adult supervision Quick and easy laser alignment for all of your craft and hobby needs Ideal for 12-Inch by 12-Inch scrapbook layouts; also used for quilting, sewing, school and art projects, stamping, journaling and much more Quality constructed of durable abs plastic; 12-Inch scale for easy measurement reference Eliminates those annoying eraser pencil marks on your project and even helps those with poor eyesight to do their favorite craft again Powered by a 9 volt battery, not included; 90 day limited warranty; should only be used with adult supervision