Product Description: Durable quality: threaded fittings make it more stable. The impeller shaft is made of stainless steel, with long service life and corrosion resistance. Designed for diving only in saline or freshwater environments. The epoxy housing of key internal motor components can prevent unnecessary conductivity and corrosion of metal parts. The pump adopts magnetic wet rotor design, so there is no seal failure that will damage the pump motor. Perfect motor and low noise: running at a whisper quiet level, the internal motor does not produce noise, making you quiet, even if there is an environment in your bedroom. The four powerful suction cups at the bottom of the pump help hold it in place, so you can stick it vertically or horizontally to the right side of the aquarium. Water flow control with 3 nozzles: an adjustable knob is used to control the water flow, so you can get the water pressure you want. Maximum water flow: 800gph (3000l / h). Maximum lifting height: 9.8ft (3m). Three 19mm-16mm-13mm nozzles are available for you to choose, providing different water flow effects. Detachable and cleaning: size: 3.54 * 2.55 * 4.13in (12.5cm * 7.3cm * 10cm). Small and compact size, not only easy to hide or camouflage, but also easy to use. The device can be disassembled without any tools and is very easy to clean. 6.56 feet (2m) long power cord provides convenient installation and use. Multipurpose and safety: safe for fish, no exposed copper and no oil. This submersible pump will attract your fish or turtle because it constantly circulates and inflates the water. It is very suitable for medium to large fish tanks, aquariums, fountains, ponds, rockeries, water gardens {and hydroponic systems. Opduo submersible pump is compact, multifunctional and detachable. It is very suitable for aquarium, desktop fountain, water garden {and hydroponic system. The submersible pump is encapsulated in epoxy resin and does not use oil, which means it is safe for your fish and aquatic plants. It is a multifunctional pump that can generate power waterfalls, filters and fountain heads. There is a dial on the side to help adjust the water flow, so you can control how many bubbles to produce. Threaded fittings on the nozzle ensure a more sealed connection between the nozzle and the pipe. High quality and energy saving: the high-efficiency motor is 60 watts, and there is a magnetic drive pump, which runs super quiet. Attention 1. No load operation is prohibited. Put the pump into water before connecting the power supply. Please disconnect the power supply when changing water. Running in the air for a long time will shorten its service life and cause great noise. 2. The pump you choose depends on the size of your pond and the pumping capacity in gallons per hour (GPH). 3. There may be positive and negative tolerances. 4. Insufficient power and frequency will affect the flow. 5.800 GPH refers to the flow without water pipe. If connected to a water pipe, the maximum flow will be less than 800 GPH 6. If there are sundries blocked, please clean it regularly. If the pump is blocked by sundries, it will make noise. Parameters: Power: 60wmax Flow: 3000l / HH max. (lifting height): 9.8 feet Waterproof grade: IP68 Power cord length: 6.56 feet (2 meters) Package includes: 1 x 800gph water pump 1 x 19mm nozzle 1 x 16mm nozzle 1 x 13mm nozzleNote: the default delivery of European plug, please know