Energy-saving water pump: Rated voltage 12V, rated current 1.2A, maximum flow 600L/H, max lift 5m, easy to operate, suitable for RV 12V water pump applications. Mini water pump: Compact design measuring 98mm (height) x 38mm (diameter), outlet outer diameter 12mm, inner diameter 9.7mm. Lightweight, portable, space-saving, ideal for submersible use. 12V submersible pump: Portable submersible pump with excellent waterproof performance. Not a self-priming or treadle pump. Operates efficiently under pressure with low noise. Suitable for water temperatures not exceeding 40°C. Application: Can be used with washing machines, cutting tools, rhinestone tools, and as a water pump for household watering, pumping, drainage, long-distance water transfer, aquarium water changes, and circulation. Usage注意事项: When connecting the submersible pump to power, ensure correct polarity to maintain proper water flow. Connect brown wire to positive terminal, blue wire to negative terminal. Yellow wire is not connected in fountain pump configurations.