DM45EA's automatic humidistat control automatically regulates the degree of humidity without any effort by you. Regulated humidity means less damage to wood floors, less respiratory problems, and less dust mites in your home. This Haier unit comes with an auto defrost and a front water bucket for easy-access with a bucket full indicator light. It is fitted with casters which makes it easily transportable. In addition DM45EA features an easy-access washable filter, an extra large bucket (25 pt) with handle and meets the Energy Star requirements.