Sun JVP-101A 6W 2-Unit 800 GPH Wave Maker with Suction Cup Totally submersible and oil-free motor to avoid pollution to the living circumstance 2 units - 793GPH flux and wide-spread range which is ideal for marine aquarium, high waterproof performance ensures safety and reliability Suction cup with articulating ball joints for versatile directions, 360 degree rotation to allow full flow directions Extremely low energy consuming - requires 6 watt power, power: 110V/60Hz Easy to install - just suck the cupule to anywhere of the in-wall, plug in the power and it works