Better & Brighter Homecare 500ml Thermoelectric Energy Efficient Dehumidifier Air Purifier with Auto Shut-off (White) A 500 ml quiet and convenient dehumidifer from Better & Brighter Homecare that remove moistures from rooms of up to 150 square ft. It has a feature of shutting off automatically and triggering LED indicator light when the tank is full and water is ready for removal.