Based on patented, cross-flow technology, ReefWave smart pumps are nearly silent, smart, powerful and easy to maintain They provide an optimal REEF-SPEC water flow for corals in a wide range of reef escapes, regardless of their position in your aquarium The combination of an advanced, smooth running and energy efficient sine-wave motor drive, with superior vibration damping mounts and dual bearings on all models, make ReefWave a nearly silent pulsing wave pump You can control each ReefWave pump locally through its own dedicated controller or remotely via the built-in Wi-Fi that connects easily to Red Sea’s ReefBeat app 5 programmable wave patterns with unique Forward/Reverse/Alternating flow modes Easy assembly/disassembly for maintenance Has a maximum flow rate of 750 l/ph, 4-25 W power consumption and 30 cm length cable Recommended for 45-120 cm size aquariums