The IonMate® Ultra150 Electronic Clarifier & Algae Control System from Complete Aquatics is a heavier-duty model of the IonMate® systems for even the largest water features. The IonMate® Ultra150 will safely and effectively eliminate algae, resulting in less maintenance and providing crystal clear water -- for ponds up to 150,000 gallons. The 99.99% pure copper alloy probes are more efficient and faster at generating algae preventative levels of natural copper ions. The IonMate® Ultra150 System includes: State-of-the-art controller with variable output dial UL approved outdoor 12V power supply Copper probe assembly with power cord Drop-In Model only System Features: All-weather design that is simple to install in any new or existing feature Drop-In unique probe chamber allows water flow-through and can be placed into a skimmer or pump vault Treats up to 150,000 gallons One-Year Warranty EPA est.#60163-FL-001 Proudly made in the USA