This is the PETLIBRO Dockstream: a battery powered cat water fountain that delivers fresh water for up to 30 days. It has dual water modes, including a presence sensing mode in which the unit starts working when your pet’s presence is detected.
The Dockstream Water Fountain has a 4-laer filtration system to remove heavy metals, water, and dirt. It has a noise rating of 23dB. You are alerted when water or battery levels are low.