Description:Brushless, permanent magnetic rotor, maintenance-free. Stator and circuit board sealed by epoxy resin. The axis is enclosed with static sealing, which can avoid leaking problems. Low noise (less than 35dB), low power consumption, small size and high efficiency.Features:Adopt high performance stainless steel shaft. Amphibious design, able to work either on land or in water.Long life, low noise less than 35dB, and can be used for hot water circulation.Small size, high efficiency, low consumption.Without separate lubrication and cooling water, reducing energy consumption.Suitable for fountain, fish pond, etc.Specifications:Condition: NewColor: BlackVoltage: DC 12VCurrent: 0.4APower: 5WMax Water Head: 2MMax Flow Rate: 420L/HStarting Voltage: 4.5VWaterproofing Grade: IP68Ambient Temperature: -20~60℃Operating Humidity: Less than 90%RHLiquid Temperature: -20~60℃Using Liquid: Water or nonflammable liquid with good fluidityOperation Place: Fountains and so onUnpitched Sound: Less than 35dBPUMP Shell Material: ABSMotor Magnet: Ferrite magnetsThe pump connector is 5521 female head, and the power supply should be 5521 male head.Weight: Approx. 142gPackage Includes:1 x DC 12V micro submersible water pumpNote:1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard..3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.4. The solar panel voltage must be 12V lower than this voltage will cause no work and insufficient pumping.