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【Large Capacity】The 170oz/1.3gallon/5L dog water fountain is designed for dogs, cats, and other small animals, no need to refill frequently. A wider water bowl and the standing area also ensure that multiple small birds can drink and bathe safely. BPAfree Material: This dog fountain is made of highquality durable 【BPAfree material】 It's easy to install and clean. The visible water level window reminds you to add water in time. Keep water fresh all the time for your pets. It is not only safe for animal drinking but also provides water for your pet in case of power outages with a 500ml water storage capacity. 【3 Drinking Modes】 Your pets have a choice of drinking from the fountain lid, upper fountain area, or the waterfall stream. 3 modes could meet different pet's drinking habits and are suitable for multipets households. The continually flowing water brings more oxygen and attracts your pets to drink more water. 【Triplefiltration System】 3 layers filter: Sponge could catch cats' hair and debris, the ion exchange resin layer could soften the tap water, and the third activated carbon layer could remove bad taste and odor that provides fresh and clean water to pets. 【Ultra Quiet & Energy Saving Pump】 This automatic cat water fountain is equipped with an ultraquiet, lowconsumption pump. Lower than 30dB keep your pets healthy and hydrated without the nuisance of annoying noise.