Eliminates excess moisture in small spaces. Sensitive indicator will tell your air condition. Built-in semiconductor cooling piece. A transparent tank to hold water. A switch on the surface, easy-to-operate. It is small and Compact, Lightweight, and Portable - Capable of removing up to 9 ounces of water per day with a 16-ounce water tank capacity. When full the dehumidifier will automatically shut off and the LED light will turn-on indicating the water tank needs draining. Simply empty the water tank and place it back into the dehumidifier. Electric Cooling Technology operates without a compressor meaning whisper quiet operation in bedrooms, bathrooms and offices.