Binding doesn't get any simpler! This high capacity finisher binds up to 300 presentations in an hour. Just set your spine size and get it done in three quick steps. Push the button or foot pedal to open, load pages, and push again to close. - LED spine size indicator - Incremental adjustable knob for fine tuning while you bind - No flip spine stopper holds large spines in place - Angled surface for easy loading and paper alignment - Electric comb opening with optional foot pedal operation for increased productivity