Elkay LZSTL8WSSP Enhanced EZH2O Bottle Filling Station, & Versatile Bi-Level ADA Cooler, Filtered 8 GPH Stainless Touchless, sensor activation (bottle filler) designed for easy use; easy-to-operate push-bar activation (bubbler) Fill rate is 1.1 GPM Visual filter monitor with LED filter status indicator. Fillsafe recognition automatically recognizes new filter and updates LED light back to green The 3,000-gallon filter is certified to NSF 42 and 53 for lead, Class 1 particulate, chlorine, taste and odor reduction Green Ticker informs user of number of 20 oz. plastic water bottles saved from waste Energy-saving feature, allowing for the refrigeration to be powered off when not in use Laminar flow provides clean fill with minimal splash. Real drain system eliminates standing water Silver ion antimicrobial protection on key plastic components to inhibit the growth of mold and mildew. Low-energy LED light encourages use, assists with filling dark bottles and illuminates in dark hallways. One-box packaging so the cooler and bottle filler ship together.