The Aurora LM4231H is a reliable laminator that can laminate documents up to A4 in size. It has two adjustable temperature settings, one for 80-100 micron pouches and another for 125-150 micron pouches. It has a 5-10 minute warm up time and a wire exit tray to make laminating your document easy. There is also a user friendly jam release lever so that any problem laminations can be easily removed. The LM4231H is a great laminator for the home or office and is ideal for protecting important documents, photos, pictures and certificates.