2 Stage, Under Sink Drinking Water System, Chrome Faucet Included With Indicator Light, Easy Change 1/4 Turn Cartridges #US-2-R-# 216-905, Filter Life Indicator, Quick Connect Fittings, .5 GPM Flow Rate, Reduces Taste, Odor & Chlorine, Reduces Particulate Class 1, Cysts, Lead, Lindane & Atrazane, Certified To NSF 42/53.