Edge guide accurately centres documents. Pull out, jam free clippings tray. Pull out comb storage tray with document/comb sizing. Punches up to 15 sheets. Maximum number of sheets is 150 sheets with a 3/4" comb. Maximum Bound Size is 3/4? x 11?. Adjustable edge guide centers documents. Comb binding. 17-11/16"W x 9-13/16"D x 3-1/8"H. 2-year warranty. Built-in comb storage tray.