Voluas Stainless Steel Cat Water Fountain, Wireless Pet Drinking Fountain for Cats Indoor, Cordless Automatic Water Dispenser with 4 Filters + 4 Sponges(108oz/3.2L)

This pet water fountain offers three modes: sensor, timing, and power. It features a wireless design with dual outlets and a 4-layer vertical filtration system. The fountain runs on a rechargeable battery and claims to provide clean water for up to 40 days.

• The description claims the fountain provides clean water for up to 40 days.