The Kobra 260 S4 straight cut shredder features a 10-1/4" throat to handle larger volumes of paper; up to 22 sheets at a time. It cuts paper down to a secure 5/32" shred size. It has an automatic start/stop function via photo cell and stand-by function for one-handed paper shredding. The 260 S4 has a special safety feature that shuts the cutting heads off once the door is opened. The 260 S4 paper shredder comes equipped with a heavy-duty chain drive with steel gears and carbon hardened cutting knives that are unaffected by paper clips and staples. The shred bins space saving design gives the user manageable front access to the machine for convenience. An optional computer forms top shelf is available for continuous forms shredding.