(Condition: "Like New"/Untested) 4+ people Optimal, Audible and wifi salt alerts, Water monitor, Salt-sensing technology, Power loss protection, backup battery saves your settings in case of power loss, 200lbs Salt Storage Capacity, 10PPM Max Clear Water Iro, 100GPG Max Water Hardness, (Dimensions: 18.1" D x 39.5"H x 22.8"W) LINK: https://www.lowes.com/pd/A-O-Smith-45000-Grain-Smart-Water-Softener/1000572981