Chansunokku 30 Sheets Filter Paper for Arctic Air, Replacement Air Personal Space Cooler, Mini Cooler USB Filter, (Pack of 2)

Replacement frequency: the filter should be replaced every 2-3 months to keep the cooling device clean and blown out and avoid excessive use of brown and black mould spores. Easy to install: the installation is simple. Filling takes only a few seconds. The surrounding air will gradually disappear in a short time. Quality acrylic: the filter is made with nanotechnology. And 30. The paper filter paper can absorb water and contains no toxic chemical substances. Good absorption performance: the heat storage replacement filter is suitable for portable mini USB air purifiers, which can be absorbed quickly and effectively. Keep Air Cool: The device is made with the latest nanotechnology. The high-quality stone filter can eliminate odours and keep the air cooler clean.