Features & details [Two-stage Advanced Water Filter With 0.5 Micron]: The Frizzlife MK99 Water Filtration System includes a TWO-STAGE High precise compound filter including a unique technology that reduces contaminants while leaving in all essential minerals. Certified to reduce Lead, Chlorine, Taste & Odor and Particulates. Additional reduction claims verified through manufacturer testing include Mercury, VOCs, Heavy Metals, Carcinogens and other contaminants, such as Turbidity. Enjoy healthy water from the tap. [Fits both 1/2″ and 3/8″ cold water line]: Super Easy Installation. Come with 3/8″ Directly Connect hoses that fit standard 3/8″ feed water valves under US kitchen sinks. The Inline water filter system also comes with a 3/8″ to 1/2″ converter fittings that allow the system to directly install to the existing both 1/2″ and 3/8″ cold water line and faucet under your sink. Took less than 3 minutes and No Plumbing Required! New installation video available. [Best Auto Shut Off Design]: Utilizing quick change twist-in installation design makes it take less than 3 minutes for you to install the system or doing a filter replacement. Provides quick twist connection for easy, tool-free, no mess filter replacement. The filter cap is designed with a BUILT-IN shut off valve. You don't even need to shut off the water supply whenever you work on the filter cartridge replacement. [High Flow Rate & Multi-Usage]: Enjoy tap water as pure and healthy as spring fresh water. Good for cooking, washing fruits & veggies, and cleaning dishes without watermarks.