Liquid dispenser for animals

A liquid dispenser, including:

• a tank including a bottom;
• an inner assembly that is removable from the tank, the inner assembly having an outlet for dispensing liquid from the tank;
• a power supply assembly to supply power to the inner assembly, wherein the power supply assembly includes:
• a docking station configured to receive power from an external power source, the docking station being provided below the bottom of the tank,
• a battery provided in the inner assembly,
• a controller configured to determine whether the tank and the inner assembly are coupled, wherein, when the controller determines that the inner assembly and the tank are not coupled to each other, the controller limits a discharge of the battery.

A liquid dispenser, including:

• a tank including a bottom;
• a base provided below the bottom of the tank;
• an inner assembly that is removable from the tank, the inner assembly having an outlet for dispensing liquid from the tank;
• and,
• a power supply assembly to supply power, the power supply assembly including:
• a battery provided in the inner assembly,
• a first wireless power transmitter electrically coupled to the battery and provided in the inner assembly, and,
• a first wireless power receiver provided in the base.