Shreds up to 20 sheets of paper in a single pass into 1,257 5/32" x 1/2" (Security Level P-4) micro-cut particles for maximum security Jam Proof technology powers through the toughest paper jams effortlessly Shreds staples, paper clips, credit cards, and junk mail so you can tackle your entire paper pile at once Patent-pending IntelliBar delivers next-generation responsiveness for ultimate performance SafeSense technology ensures safety during shredding to prevent accidents Runs for up to 30 minutes at a time before requiring a 15-minute cool-down period Bin-full and runtime indicators, along with an efficiency meter, make it easy to keep tabs on the shredder's performance