Binding up to 300 sheets of paper, the Helios 30 Thermal Binder is a versatile device for creating bound documents. Just switch it on and it\'s ready to bind within four minutes - the simple one step operation makes it easy to bind your documents. A clever cooling rack at the rear provides a safe place to store your documents after binding. With a heating element, safety is important: the Helios features a heat guard that prevents injury when binding.Thermal A4 binder, binds up to 300 A4 sheets of paper, 30mm combined document binding thickness, 4 minute warm up time