Shredder runs - as long as the sheets of paper to be collected is uniform and without folds - perfectly. However, as soon as it feeds a "dog-eared" his respects makes or the paper is slightly wrinkled, it comes to unfavorable odd collection, which usually ends with jam. For this unit the purchase of a pair of tweezers is advised. The shredder is undoubtedly suitable only for "occasional shredding". Not for professional use (strip; cutting width about 7 mm). For the price just in the "satisfactory"!