Jebao MCP-70 Smart Cross Flow Pump with LCD Display Controller - Magnetic Base Saltwater Aquarium Pump for Reef Tank, Fish Tank & Marine Aquariums | Powerful Water Circulation for Coral Growth & Fish Health

Crossflow technology makes the flow return to pump directly 360 degrees without dead spots create a different type of the flow similar to wave maker. Mode function introduction: W1: Classic Wave Mode remote the up/down button to adjust the wave patterns among one or more pumps at the same time. W2: Sine Wave Mode: one or more pumps can operate at the same time in this mode the flow rate changing between 30-100% and flow regulation looks like s sine curve. Else: Random Wave Mode: one or more pumps can operate at the same time, it is a random mode of the pump power change in a random date all the time without regulation. H: Constant Wave Mode; One or more pumps can operate at the same time. C: Shift to flow mode: Two pumps are needed to be operated at the same time Then they shift from wave to flow alternately P1 work, P2 stop, P2 work, P1 stop alternately. Feed Mode: short press the stop button, the pump stops working for 10 minutes for the fish eating.Dimension: 8.5"" x 2.0" x 1.2", 100V-240v 50/60hz DC 24V 20w , 3-prong us plug; Assume 925 to 1850 GPH