800 GPH Powerhead Aquarium Pump Wave Maker Totally submersible and oil-free motor to avoid pollution to the living circumstance High waterproof performance ensures safety and reliability. Suction cups with articulating ball joints for versatile directions 800 gph flux and wide-spread range just like an Wishy-Washy ocean wave, which is ideal for marine aquarium Extremely low energy consuming - requires 6 watt power