in-1 patented wave-shaped UniBond refill tab made of ultra-absorbing crystals for advanced moisture absorption, patented anti-odour technology 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. 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 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