in-1 patented wave-shaped UniBond refill tab made of ultra-absorbing crystals for advanced moisture absorption, patented anti-odour technology Long lasting – One 360° dehumidifier refill tab lasts up to 3 months and is ideal for rooms up to 20m² - *Depending on moisture level and room temperature UniBond's Power Tab refills use innovative 3in1 technology, which helps combat the effects of unwanted moisture by absorbing the excess humidity and neutralising odours. For 6-8 weeks, the Power Tab refill will convert excess humidity into a salty solution, which is collected in the Humidity Absorber's tank - watch the first drops appear within 24 hours! When the Power Tab refill has fully dissolved, simply pour the salty solution away into a toilet/sink using the device's spout, and replace the Tab with the Small Refill (300g). When it has fully dissolved, replace with a new UniBond Moisture Absorber Pearl) Refill Power Tab. The UniBond Pearl Power Tab is composed of ultra-absorbent active crystals which ensure optimal efficiency. A refreshing fruity fragrance with essential oils. Moisture & odour control – The AERO 360° moisture absorber and the UniBond AERO 360° refill tabs offer a simple solution to effectively absorb excess moisture and to neutralise bad smells in your home