From the product description, check product page for current description, price and availability:

• Three filters are included in the package. Search “Waterdrop WD-G3-W Filter” for replacement filters
• [NSF Certified performance]: The system is certified against NSF 58 for TDS reduction. Using reverse osmosis filtration technology with a filtration accuracy of 0. 0001μm, the system can effectively remove most contaminants including fluoride, TDS, limescale, and heavy metals in your tap water. System is also NSF 372 certified for lead free material
• [Smart, easy-to-install design]: Waterdrop RO water filtration system is an innovative, all-in-one intelligent water purification system. In just a few minutes, Waterdrop RO system can be installed completely, and in just three seconds, the filter can be changed with one single turn. Installation is that easy
• [The first composite filter element]: It is the first smart RO system with composite filters and tankless design in the U. S. market. The three filters provide seven stages of filtration. The pre-sediment and carbon block filter is a 3-in-1 filter that functions as that of three filters combined. The Reverse Osmosis membrane filter adopts an innovative design, and the efficiency of the filter equals more than three stages of filtration. Additionally, the activated carbon block filter uses high-precision activated carbon granules made from natural coconut shell, which will also improve the water taste
• [No-tank design]: Use new composite filter element technology to more efficiently filter out harmful substances. The tankless design helps you avoid secondary pollution and enjoy more storage space in your kitchen
• [No waiting for clean water]: Thanks to its internal pump, the RO system offers faster water flow (400 gallons per day). The system can filter a cup of water in about 12 seconds. It can produce pure water quickly, thereby meeting the needs of your whole family and even small companies
• [1: 1 low drain ratio]: Compared to traditional RO systems, Waterdrop Reverse Osmosis Water Filtration System saves water waste by 300%. Save money on your water bills while running the RO system
• [Special notice]: You must fully turn on the faucet and flush the RO system for 30 minutes after installation. The light on the faucet will flash blue during flushing, but once completed, the blue light will stop flashing. The total water capacity will be about 8. 5 gallons and the water will be undrinkable during flushing. To save water, be creative and collect the water for other purposes, such as watering plants

From the product description, check product page for current description, price and availability:

• Three filters are included in the package. Search “Waterdrop WD-G3-W Filter” for replacement filters
• [NSF Certified performance]: The system is certified against NSF 58 for TDS reduction. Using reverse osmosis filtration technology with a filtration accuracy of 0. 0001μm, the system can effectively remove most contaminants including fluoride, TDS, limescale, and heavy metals in your tap water. System is also NSF 372 certified for lead free material
• [Smart, easy-to-install design]: Waterdrop RO water filtration system is an innovative, all-in-one intelligent water purification system. In just a few minutes, Waterdrop RO system can be installed completely, and in just three seconds, the filter can be changed with one single turn. Installation is that easy
• [The first composite filter element]: It is the first smart RO system with composite filters and tankless design in the U. S. market. The three filters provide seven stages of filtration. The pre-sediment and carbon block filter is a 3-in-1 filter that functions as that of three filters combined. The Reverse Osmosis membrane filter adopts an innovative design, and the efficiency of the filter equals more than three stages of filtration. Additionally, the activated carbon block filter uses high-precision activated carbon granules made from natural coconut shell, which will also improve the water taste
• [No-tank design]: Use new composite filter element technology to more efficiently filter out harmful substances. The tankless design helps you avoid secondary pollution and enjoy more storage space in your kitchen
• [No waiting for clean water]: Thanks to its internal pump, the RO system offers faster water flow (400 gallons per day). The system can filter a cup of water in about 12 seconds. It can produce pure water quickly, thereby meeting the needs of your whole family and even small companies
• [1: 1 low drain ratio]: Compared to traditional RO systems, Waterdrop Reverse Osmosis Water Filtration System saves water waste by 300%. Save money on your water bills while running the RO system
• [Special notice]: You must fully turn on the faucet and flush the RO system for 30 minutes after installation. The light on the faucet will flash blue during flushing, but once completed, the blue light will stop flashing. The total water capacity will be about 8. 5 gallons and the water will be undrinkable during flushing. To save water, be creative and collect the water for other purposes, such as watering plants

From the product description, check product page for current description, price and availability:

• ✔TWO-STAGE ADVANCED WATER PURIFIER WITH 0.5 MICRON: The Frizzlife MK99 Water Filtration System include a TWO-STAGE High precise compoud filter, which has a unique technology that removes over 99.99% of contaminants while leaving in all essential minerals. Eliminates LEAD, HEAVY METALS, CHLORINE, CHROMIUM 6, MERCURY, RUST, VOLATILE ORGANIC COMPOUNDS, CARCINOGENS, AND OTHER CONTAMINANTS, SUCH AS TURBIDITY, ORDORS AND BAD TASTES. Enjoy PURE AND HEALTHY WATER From the tap. NO more bottle water!
• ✔FITS BOTH 1/2″ AND 3/8″ COLD WATER LINE: Super EASY Installation. Come with 3/8″ DIRECT CONNECT hoses that fits standard 3/8″ feed water valves under US kitchen sinks. The Inline water filter system also come with a 3/8″ to 1/2″ converter fittings allow the system 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 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. Tested Full Flow Rate ＞2.0GPM @40 psig. Good for cooking, washing fruits & veggies and cleaning dishes without watermarks.

From the product description, check product page for current description, price and availability:

• Better than bottled water — Reverse Osmosis filtered water tastes better than bottled water — Convenient, unlimited and refreshing, and for a fraction of the cost of bottled water.
• Safer drinking water — Reduce chlorine taste and odor, sediment, cysts, lead, chemicals, and dissolved solids that show up in unfiltered tap water.
• Change your filter in seconds — Ultraease Technology allows for easy and hassle-free filter changes with no open sumps.
• Save space — our 3-stage filter system does the same job as the competitors despite their 5 and 6-stage filters, meaning fewer filter changes!
• Extra long filter life — Get clean, fresh-tasting water with fewer filter changes and a membrane that lasts for years
• Forget the guesswork — The EZ Change Indicator Light lets you know when your filter needs to be changed.