Description : Mini 1\/2 Inch DC 12V Electric Centrifugal Water Pump Low Noise 100% Brand New and High Quality This is brand new water pump P-38E， high quality and reliable. Suitable for : Aquarium， solar-panel circulate system， fountain， electronic refrigerator， water heater etc. Rated voltage : 12V DC Current : 500mA (max) Capacity : 6.5L\/Min(109 GPH) Pump head : 2M Size : Inner diameter : 1\/2 inch(about 12.7mm) Outer diameter : 0.7 inch(about 18mm) But there is about -\/+0.03mm difference Noise : !#!amp!*!lt;=60dBA\/10cm Working temperature: -35C ~ +105C Service life : 26000 hours up Motor : DC brushless motor Pump : Centrifugal pump Size : Approx. 9.2 x 4.5 x 6.3cm\/3.62 x 1.77 x 2.48inch Package Includes : 1 x P-38E Water Pump Details Pictures :