Rotary LED Trimmer features a pivot arm that rotates to provide precision cuts at 0 degree, 15 degree & 45 degree angles. Self-sharpening blade cuts up to 10 sheets at a time with a 12" cutting length. LED illuminating rail is see-through for total accuracy. Rail also locks to securely hold paper in place. Rotary trimmer also features a storage drawer for knives & other accessories, self-healing grid mat, & lightweight base.