Waterdrop C1S Countertop CoreRO System

NSF/ANSI 372 Certified 99.94% lead reduction & 94.95% TDS reduction 5 Water Volume Options 6-Stage RO Filtration 0.0001μm precision Installation-Free, Plug & Play Portable Pure Water Tank C1S is Designed for Convenient Living Suggested Family Size: Instant Room-Temp Pure Water with 5 Volume Options Five water volumes to suit every need: from a 4oz espresso to an 8oz mug of coffee, or a full 20oz soup bowl, enjoy precise dispensing every time. 4oz 8oz 16oz 20oz Max 6-Stage Filtration 0.0001μm precision Reduces 99.94% of lead, TDS, PFOA, PFOS, fluoride, chlorine, copper, arsenic, and more impurities for cleaner, healthier water. * Tested by a third-party laboratory. Smart Touch, Maximum Convenience Smart Touch, Maximum Convenience Save your preferred water volume with favorite mode. Stay informed with the filter life indicator and other user-friendly alerts for added convenience. Portable Pure Water Tank Stay refreshed with pure, chilled water. The detachable, compact pure water tank fits perfectly in your fridge, offering a 4-cup capacity for fresh, icy water whenever you want. Quick 3s Filter Replacement No tools required. Simply open the machine lid, twist, pull out the old filter, and insert the new one for a quick and easy replacement. Installation-free Design Put in anywhere you want Kitchen Living room Office RV Installation Installation-Free, Plug & Play Enjoy a hassle-free setup with no installation required. Simply plug it in and start using it right away for ultimate convenience and ease of use. Sustainability Less Waste, More Pure Water Enjoy more pure water with less waste. Our 3:1 pure to drain ratio ensures efficient filtration, giving you cleaner water with minimal waste. Certification NSF/ANSI 372 Certified for Low Lead Reduced substances Lead System Certified by IAPMO R&T to NSF/ANSI 372 for low lead. View the Report Certification SGS Tested for Cleaner Water Reduced substances Lead, TDS, PFOA, PFOS, Fluoride, Chlorine, Copper, Arsenic, More impurities Claim of reduction verified by third-party laboratory testing. View the Report Compare CoreRO Compare CoreRO C1S   Add to Cart C1H   Add to Cart C1SL   Add to Cart Additional Features Additional Features Purification Heating and purification Alkaline minerals and purification Pure Water Ratio Pure Water Ratio 3:1 3:1 3:1 Water Tank Capacity Water Tank Capacity 110oz+34oz (Pure Water Tank) 110oz+34oz (Pure Water Tank) 110oz+34oz (Pure Water Tank) Pure Water Tank Pure Water Tank Portable Portable Portable Display Display TDS & Water Volume Temperature & Water Volume TDS & Water Volume Filter Lifespan Filter Lifespan C1RF - 12 Months C1RF - 12 Months C1RFG - 12 Months Dimensions (inch) Dimensions (inch) 11.7" x 8.3" x 13.7" 11.7" x 8.3" x 13.7" 11.7" x 8.3" x 13.7" Alkaline minerals Alkaline minerals × × √ Instant Hot Water Dispenser Instant Hot Water Dispenser Room Temp Hot Water Room Temp