Specifications: Voltage: 12V Max flow rate: 600L/hour Max lift height: 5m (It means the height that water can reach when you connect a plastic pipe to the pump.) < p>Features: Small size, high efficiency, low consumption, low noise. Application: Suitable for use in garden irrigation, ponds, freshwater and saltwater aquariums, fountains and filter systems. Installation: When connecting the power supply, pay attention to the minus and plus, otherwise it will not work properly. The brown lead connects to the positive electrode, the blue lead connects to the anode, the yellow and green leads do not need to be connected. Note: This pump is a submersible pump, not a self-priming pump and land pump. The water temperature should not exceed 40 degrees.