US-600A Features: -Water filter.-Level 1 basic filtration.-Improves taste and quality of drinking water conveniently from your existing kitchen faucet.-Slim-line design fits under kitchen sink and taps directly into cold water line.-NSF certified. Includes: -Includes filter head with built-in bracket, mounting hardware, cartridge, housing wrench, 0.25" plastic tubing, installation instructions and cartridge change reminder sticker. Dimensions: -Overall dimensions: 12.5" H x 4.75" W x 4.75" D. Warranty: -Manufacturer provides five year limited warranty.