This is the PawpawPet Max: a smart pumpless pet fountain that lasts up to 200 days on battery thanks to a 10000mAh battery. It has 3 active modes for you to choose from. It comes with an artificial spring, a magnetic filter, and a vacuum water circulation system.
The PawpawPet Max comes with 6 filters to ensure your pets enjoy a clean water. It also has a detachable magnetic charger. You can find out more about it here.