High Security Shredding - The essential shredder for any small or home office, the 79Ci cross-cut paper shredder shreds 16 sheets (70gsm) of A4 paper per pass into 4x 38mm cross-cut particles (High security P-4), so you can be sure that your confidential work documents have been disposed of securely. Long Runtime - This shredder will shred continuously for up to 20 minutes before requiring a 30 minute cool down period, meeting the demand for high volumes of shredding in the office. Shred Safely - This Fellowes paper shredder features patented SafeSense Technology, which stops your 79Ci from shredding when hands touch the paper entry which offers a greater peace of mind in office environments. Sleep Mode - The 79Ci's sleep mode shuts down the shredder after 2 minutes of inactivity. Durable Shredding Machine - Fellowes shredders are built to last, the paper shredders powerful cutters will not only shred your documents into unreadable pieces, but it can shred staples, paper clips, credit cards and CD/DVD's too (Only insert CDs through the flap).