Ideal for frequent use in large offices, the Fellowes Helios 60 Thermal Binding Machine features an auto document thickness detector with auto-binding cycle that selects thermal binding settings for the user. Binds documents up to 600 sheets in a single step. 1-3 minute thermal binding cycle with 4-minute heat-up time. Heat Shield safety barrier prevents accidental contact with the heating plate. Visual indicators signal when machine is ready for thermal binding and heat cycle begins once document is loaded. Ready-beep sounds when thermal binding cycle is complete. Internal clamps hold documents in place during thermal binding process. Auto shut-off safety feature prevents overheating. Stylish design folds flat for storage. For use with thermal binding covers only.