The iSpring UVF8 LED UV Water Filter is an excellent solution for upgrading your existing water filtration system. Its powerful and effective UV LED technology can achieve a 99.9% clean rate without producing any chemical contaminants. Compared to traditional UV lights, it's an environmentally friendly water treatment system as it does not contain mercury or produce ozone. The UVF8 UV water filter has a long service life of up to 7, 000 hours. The smart flow sensor and the delayed timer automatically turn on/off the UV light, ensuring the harmful contaminants are thoroughly treated. The UVF8 water filter is compact, easy to install, and can be used on most undersink water filtration systems including RO systems and more. The iSpring UVF8 UV water filter is an ideal option to improve your drinking water, providing healthy water for you and your family.