Product information: mini water pump 5.6 x 10.5 x 7.8 cm, weight: 270 g, max. Delivery height: 5.92 m - equipped with 2 brass nozzles (outside diameter 10 cm), which increases the service life of the product. Ultra quiet operation: USB water pump less than 35 dB, motor reliable and durable, not only efficient, but also quiet. With 4 suction cups on the base, can reduce noise and vibration. Portable design with 150cm cable: garden fountain pump with USB interface, DC 5V input. No more power cut triggered by unexpected. You can charge your water pump at any time via the power bank. Small and light: 5.6 x 10.5 x 7.8 cm - Weight: 270 g - The water pump of small easily hidden in water - Leaves more room for your aquarium. Wide range of applications: brushless submersible pump ideal for small to medium sized aquariums, indoor camping environments, water gardens and office fountains. Features: How to install it? Insert gasket into connector 4 inches. 2. Install the 10cm fitting on the water