This submersible pump is designed for reliability and ultra-quiet operation to provide years of service. It is anti-corrosive， acid-resisting and durable. This submersible water pump is great for fresh/salt water aquarium， fountains， spout and hydroponic systems.Feature:-Completely submersible pump.-Extremely quiet operation.-Adjustable flow rate.-Suction cups to fit any aquariums.-Long lasting wear proof stainless steel shaft.-Suitable for fresh and sea water aquarium.-Saving Power and durable.-Safety and corrosion preventive-Cable length about1.1m-Max permitted fluid temperature: 35??-Voltage: 220-240V 50Hz-Plug:UK plugNote: 1.Please allow 1-3cm errors due to manual measurement. 2.Due to the difference between different monitors， the pictures may not reflect the actual color of the item.Package included:1X water pump1X outlet connectors1X User manualMODEL POWER QMAX HMAXAP-600 7W 600L/H 1.1MAP-1000 8.5W 1000L/H 1.3MAP-1500 19W 1500L/H 1.6MAP-2500 38W 2500L/H 2.5MAP-3500 65W 3500L/H 3.5M