This lighted seam ripper features a bright light to illuminate the area to rip seams, cut threads and open button holes with ease! Simply slide the easy on/off switch and remove the plastic blade protector and you are ready! Ridges on the top of the handle add grip for better control while you work. The blue seam ripper includes a sharp blade with a safety ball to protect fabric and three G3_A batteries. It measures 5 1/2" with cover. (Before first use, open the battery cover and carefully remove the white tab.)