Scotch Pro Thermal Laminator, Never Jam Technology Automatically Prevents Misfed Items Instant convenience with 1 minute warm-up time Jam Prevention Technology automatically prevents misfed items 4 roller machine; Laminates at speed of 18 in/min Use with 3 to 6 mil. thick thermal pouches, up to 12.3 in. wide Auto shutoff after 1 hour of inactivity helps conserve energy