This Mini Dehumidifier uses Peltier (Thermo-Electric) Technology to provide whisper-quiet operation during use. The compact size is ideal for nurseries, small bedrooms, closets, and wardrobes. Automatically switches off when the water tank is full. This is an extremely lightweight, portable dehumidifier that is great for anyone on the go. It will also work well as an affordable dehumidifier for RVs, campers, trucks, and boats.