High quality materials and “Made in Germany” quality for security and durability complete with a 3 year warranty Reliable and time-saving shredding of stacks of paper with a powerful motor that allows for continuous operation and solid steel cutting rollers Lock-and-Go function protects the inserted paper stack against unauthorized access Useful dual function: Manual feed of paper during the autofeed stack processing and Nanogrip technology for reliable sheet intake Quiet operation minimizes noise development in the workplace and dust emission tested by independent institute has proven safe & harmless. Multifunction element for intuitive operation with an automatic return eliminates paper jams and light barrier for automatic start / stop Level indicator through inspection window in the removable waste container