Adventure Water Filtration System ideal for outdoor activities such as caravanning, camping, 4X4 and home. 1 x 1-3 micron polypropylene micro filter cartridge, 1 x carbon resin with patented KDF micro core filter. 1 x Watertech High Density fired ceramic filter cartridge. This unit is suitable for holidays and camping where the water is full of sediments. No power needed, filters regular tap water, Ideal for camping and holidays.