High-Efficiency Filtration: The built-in water filter features premium activated carbon fiber and ultrafiltration, tested to effectively reduce residual chlorine, lead, chemical ipurity, sediment, other large particles, and odor, ensuring purer drinking water. Please replace the filter every 4 months depending on your water quality and usage.How To Buy Filters: Search Amazon for " Filter" to find the right fit for your filtered kitchen faucet.Three Water Modes: The pull-down spray kitchen faucet offers a gentle aerated stream, a powerful splash-free spray, and a convenient pause mode, which making tasks like filling pots or cleaning effortless, dual spout swivels freely in any direction for added flexibility.What You Get & Warranty: One kitchen faucet, two filters(one filter is already installed in the faucet), a deck plate, a black plastic plug, a mini screwdriver, and a manual including installation video. Rest easy with our two-year free replacement policy and lifetime technical support!Simple Installation & Lifetime Care: No Plumber Needed! This pull-down kitchen faucet comes pre-installed for your convenience complete DIY setup within 15 minutes! If you have any issue please contact via Amazon Message and we will provide you with the best customer service within 24 hours.