Feature: 1. 360 adjustable waves making direction, can rotate 360 to make waves, waves direction can freely adjusted to make the water flow more smooth, so that there is no blind angle waves formation 2. With special groove, once the reverse will collision rotation, effective control of reverse, protect the motor from damage. 3. Stainless steel shaft core, wear-resistant, broken resistant and durable. 4. Propeller design, strong power. Hull screw type power output, strong surging, large flow. 5. Suction cup configuration, strong negative pressure suction cup with buckle design, fixed more firmly. Fresh water and seawater dual using. Specification: Condition: 100% Brand New Item Type: Wavemaker Pump Model: LVP-100A Material: ABS Color: As Pictures Shown Plug: CN Plug Voltage: 220V Power: 4W Maximum Flow: 3000L/H Weight: Approx. 285g Suitable Aquarium: Approx. 60-80cm/23.62-31.50inch. Package List: 1 x Wavemaker Pump1 x Suction Cup