The system includes PP Sediment CTO Carbon Filtration and 0.0001 micron RO membrane filters that effectively remove micro-organisms and other contaminants from the water. Featuring a compact design with no installation required, this Simpure Y7 Reverse Osmosis system is easy to use. It comes with a 1.3-gallon feed water tank capacity and a 418-gallon filtration rate per day. The system's 180ml/350ml/450ml auto dispense and 3-second filter replacement features make it a convenient choice for anyone looking for pure and clean drinking water.