1. Compatibility: Compatible with round and square flower - cap style pet fountains on the market. 2. Technical features: Adopts a unique motor technology, runs ultra - quietly (below 40dB), with a direct current of 5V - 1.5W. 3. Energy consumption and lifespan: Low power consumption, can operate stably for a long time. 4. Power cord: Equipped with a 6 - foot power cord, the length is sufficient for daily use. 5. Material and cleaning: Made of BPA - free materials, easy to install and clean. 6. Power supply method: USB plug, can be connected to mobile power sources, computers and other devices. 7. Color: Blue + Black 8. Material: ABS 9. Package contents: - 1 pet fountain pump - 1 brush 10. Precautions: - Due to differences in light and monitors, the color of the items in the picture may vary slightly from the actual product. - The allowable measurement error is ±1 - 3 cm.