-DC Inverter-Tech Core. Reduce your utility bill without sacrificing performance. Spartan’s unique DC motor design allows it to deliver the same water flow as conventional pumps while using less energy consumption. -Compact Size. The Spartan’s compact body allows users to maximize their available space. -Adjustable Flow Rate. Provides flexibility to users who desire different flow rates for different applications. E.g. higher flow rate during the day to promote good water movement, and a lower flow rate in the night for the fishes to rest. -Intelligent Motor-Overheat Protection. Prevents the pump from overheating due to pump running without water, stalling of impellor and surge of electrical current. -Easy Maintenance. Spartan can be easily assembled and disassembled for cleaning and maintenance.