It's true - humidity causes most people discomfort, which is why a working dehumidifier is a must and this dehumidifier is an excellent choice. It removes excess moisture from the air, but also removes dust mites and other allergens, and prevents damaging condensation that can cause rotting and other structural damage to your home or office. The electronic control panel allows precise calibration of indoor humidity in 5% increments and dual fan settings. Each unit features a washable filter and a removable collection bucket with handle, along with casters for easy mobility. Each unit is Energy Star rated for superior efficiency and UL listed.