【P-4 High Security Level】Woolsche crosscut paper shredder for office,shred max 14-sheet paper at a time,cut paper into 5/32" x 1-13/32"(4x35mm), no need to remove staples or clips. 【Independent CD&Card Feeding Opening】It shreds credit card / CD/ (Only1picec at a time) into 3 pieces 【Non-Stop 5 Minutes shredding】The shredder keeps 5 minutes Non-Stop shredding,will stop for 30 minutes cooling cycle. For safety concern, if the shredder keeps shredding over its maximum working time, it will be overheating protection, after 30 minutes cooling cycle, it can restart to work. Also equipped with overheat LED indicator. 【Overheat Protection Design】The paper shredder for home will Auto start overheating protection function after 5 minutes Non-Stop shredding . Needing At least 30 minutes cooling time before next use. 【Paper Jam proof】If paper jam happen during shredding ,Please turn the switch to REV, then push up the paper 【Customer Service】If the Paper Jam in the feed slot,and/or the shredder stop working and can’t restart,please contact our customer support for help( warranty:1 year)