Brita 42201 On Tap Filtration SystemWhite Greattasting water plus the versatility of white for your faucet. Brita's most advanced water filtration system reduces 99 percent of lead that may be in tap water. It attaches easily to your faucet without tools. It has an electronic LED filter replacement indicator and uses Brita On Tap faucet filters. The Brita Faucet Filtration System reduces chlorine taste and odor sediment and 99 percent of the lead that may be present in your tap water. It has been tested and certified by NSF International which is the nation's leading testing authority for water filtration products.