This mini dehumidifier help to freshen the air and absorb dampness and are perfect for use in small and confined spaces. They can absorb up to 100ml of moisture and will last for 6-8 weeks in typical ambient conditions. Their spill-proof design makes them safe for use throughout households and they are ideal for small rooms, utility rooms, bathrooms, wardrobes, cupboards, and cars. The system is noiseless and requires no electricity or batteries, begins working straight away, and provides you with a safe disposable solution. The hygroscopic attracts moisture like a magnet does iron filings and helps to remove excess moisture preventing condensation, mold, mildew, and unsightly dampness. Always read instructions on the product packaging before use.