Ideal for large offices; features one-step, worry-free thermal binding for up to 600 sheets. 1-3 minute thermal binding cycle with a 4-minute heat-up time. HeatShield safety barrier prevents accidental contact with the heating plate. Auto document thickness detector selects themal binding settings. Visual indicators let you know when the machine is ready to use, and an audible alert lets you know when the binding cycle is complete. Auto shut-off safety feature prevents overheating. Folds flat for storage. For use with thermal binding covers only.