Specifications:It& 39;s submersible water pump whether in fresh water or saltwater.DC powered, DC 12V, with USB connection for power supply.Suitable for aquarium, fountain, fish pond, etc.Can also be used for PC heat dissipation.Good performance of sealing, high efficiency, energy saving.High delivery head, large flow, quiet and durable. The mini size makes the pump easy to clean and hide.Type: Water PumpCase Material: PlasticRated Voltage: 12VNo Load Rated Current: Less than 0.15AHead of Delivery: 2.2MNo Load Water Flow: 280L/HInterface: USBWater Temperature: -20 ~ 90Motor: Brushless MotorPump Size: 43.1mm x 27.9mm/1.7" x 1.1" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Water Pump