Brita Faucet Mount System Filters Out Odors And Impurities For Healthier, Great-Tasting Filtered Water On Tap. This Elite Advanced Faucet Mount Uses Advanced Brita Carbon-Block Technology, Is Certified To Reduce Chlorine (Taste And Odor) And Reduces 60+ Contaminants Including 99% Of Lead. This Brita Filter System Replaces 1,800 Single-Use Bottles (16.9 Oz) A Year. This Certified Brita Water Filter System Has 3 Spray Options And Includes A Filter Indicator To Tell When It'S Time To Change, Approximately 3 Times A Year Based On Average Family Usage And 100 Gallon Filter Life. It Does Not Fit Pull-Out Or Spray-Style Faucets.