1. It can be connected to car power supply and can work with 12V battery, and it is convenient to move.2. This water pump is a submersible pump, not a self-priming pump and a land pump. The water temperature should not exceed 40 degrees.3. Low noise, less than 35dB at 10CM,4. Pay attention to the positive and negative poles when connecting the power supply, otherwise it will affect the flow of the head. The brown wire is connected to the positive pole, the blue wire is connected to the negative pole, and the yellow-green wire is the ground wire and does not need to be connected.JT-500 DC submersible pump is mainly used for car wash pump, fish tank water change, washing machine pump, vegetable garden/garden watering, rockery water pump, shower pump, soilless cultivation pump, etc.DC submersible pump, equipment pump, car wash pump (the pressure is not comparable to the high-pressure car wash gun, please pay attention)Rated voltage: 12V, working voltage 6-15V, maximum 18V.Rated current: 1.2A The supporting power current must not be less than 1.5AMaximum head: more than 5 meters (the higher the voltage, the greater the head)Maximum flow: 600 liters/hour (horizontal flow)The wires are divided into black wires: three-core wires, bare heads, 1.5 meters in length and 5.7 mm in diameter (very thick)White wire: the wire is 1.5 meters long, with a 5.5x2.1 female connector.Size: 98(H)x38MM Outlet Outer Diameter: 12MM, Inner Diameter 9.7MM.Colour: grayMaterial: plasticPackage Contents:1 * Water PumpOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.