Features: Experience powerful, quiet water circulations with this brushless water pump, delivering high efficiency performances for aquariums, humidifiers, and cooling systems. Features epoxy encapsulated electronics for moisture resistance, intelligent drive circuitry for low energy consumption. Great for aquariums enthusiasts, hydroponic gardeners, and pet owners requiring water supply solution for fish habitats or automatic watering systems. Perfectly operates in fishtanks, desktop fountains, water cooled appliances, and indoor gardening setups requiring consistent low noise transfer. Engineered with corrosion resistant plastic housing and optimizing fluids dynamics, this nonvibration pump outperforms traditional models in durability and energy conservation. Specifications: Voltages: DC5V (wide voltages rate 4V~9V) Flows: 90L/h Head: 1m Power:1.2W DC12V (Wide voltages rate 4.5V~12V) Flows: 240L/h Head: 2.50m Power:4.8W DC24V (Wide voltages rate 16V~24V) Flows: 240L/h Head: 2.50m Power:4.8W Water Input Diameter: 8.50mm Water Outlets Diameter: 8.50mm Pump Noise: < 45DB Size: 55(L)X34(W)X41(H)mm/2.17x1.34x1.61inch Package Includes: 1PC Fishtanks Brushless Water Pump note: Please allow 1-2cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.