Wide range best suited for freshwater or saltwater aquarium Fully submersible and oil-free motor to avoid polluting living conditions 360 degree rotation for full Flow directions Suction cup with movable ball joints for versatile directions. Specification for JVP -110: Max. Flow rate: 2000 l/h < p>Power: 2.5 watts Voltage: 220 - 240 V @ 50 Hz Length of power cord: 1.3 m Aquarium Size for: Under 0.4m/1.31ft Specification for JVP-100A: Max. Flow rate: 2500 l/h Power: 3Watt Voltage: 220 - 240 V @ 50 Hz Length of power cord: 2.3M < p>Aquarium size for: 0.4-0.6M/1.31-1.96FT Specification for JVP-201A: Max. Flow rate: 6000L/H Power: 12Watt Voltage: 220 - 240V @ 50Hz Length of power cord: 2.3M Aquarium size for: 0.6-1M/1.96-3.28FT Specification for JVP-202A: Max. Flow rate: 12000 l/h Power: 24Watt Voltage: 220 - 240 V @ 50 Hz Length of power cord: 2.3 m Aquarium Size for: 1-1.5m / 3.28-4.92ft Material: Plastic– Performance: 24 W < p>Voltage: 220-240 V– includes: 1 x Wave Maker circulation