Electronic control prevents overfeeding: automatic reverse and re-feeding in case of paper jams. Main switch and emergency cut-off switch. Robust shredding heads with special hardened cutting shafts made of high-quality steel, resistant against soft metal objects. Automatic oil injection on the cutting shafts during shredding operation for constantly high shred performance. Oil droplet icon will illuminate when more oil is needed. Automatic stand-by after 30 minutes. Powerful three phase motors. Thermal motor protection. Large shred compartment with door on the rear side of the machine. Plastic bag suspension with pull-out mechanism on wheels for easy removal of the full bag. High volume bag for the shredded material. Automatic cut-off when shred bag is full or the door is open. Mobile on casters. Convenient transportation width of 27.2” (without side tables). Two year guarantee on the cutting tools.