Product name: brushless water pump Package specification: brand new long-established package, 64 in a unmarried box, sixteen in a single layer Rated voltage: DC 12V Working current: about zero A Power: 7 watts Flow: about five L/min (330L/h) Lift: > 2m Weight: 163 g Line length: 270 mm Working mode: continuous operation Dry pumping function: dry pumping isn't always allowed Installation mode: less than the water surface, without self-priming function Water inlet size: 15 Outlet size: 9 mm Use note: ① Brushless water pump, nice and unfavorable poles cannot be reversed, pink line great pole, black line detrimental pole. ② Do now not idle and stop dry pumping thanks to water shortage. ③ It isn't a self-priming pump. The water pump can be utilized within or exterior the water tank, however it can't be larger than the water surface