Be confident in your purchase we're an Authorized AquaIllumination Dealer. How cool is that?!?!? Features: Almost half the size of the Nero 5 -- A great fit for nano tanks! Compact with a lot of flow; up to 2000 gallons worth 5 flow modes: Random - simulates high-energy reef environments by randomly changing flow rates throughout the day Pulse - undulating high and low flow to mimic wave patterns with an adjustable pulse interval and max flow rate Constant - a continuous stream at a chosen intensity Schedule - customize the pump`s mode for different parts of the day using the MyAi app Feed - easily pause the pump for 10 minutes by holding the driver button for 2-5 seconds Easy setup; just connect and go Create a schedule to fit your tank`s needs using the myAI app via Bluetooth LE; no internet required Magnetic mounting system to easily position your pump Broad flow pattern with the ability to direct the the flow in a range of 15 degrees on all sides Includes a fish guard to protect any curious or slow-swimming fish from the pump propeller Specifications: Max glass thickness = .5" or 13mm Flow = up to 2000 gph Input = 100-240VAC, 50/60 Hz, 1A Power consumption = Variable, 20 W max Includes: Nero 3 Pump Nero 3 Controller Nero 3 Fish Guard Magnetic Mounting System Power Supply User Guide