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Infrared Motion-Activated Water Dispenser

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A fountain that stays completely still until an infrared sensor detects a dog, then runs for a set burst before shutting off again.

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AliExpress Fall Fest — Up to 60% off across the site until Sunday.

The price shown above is the one we last read from the seller. During the sale it is usually higher than what you will actually pay, so check the figure on AliExpress rather than ours.

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USD 4.55 seller’s price, checked 1 day ago
98.0% positive feedback on AliExpress
488 recent orders

Treat the price as a guide, not a quote. AliExpress sellers change prices through the day — we have watched items here move by more than 20% between one morning and the same evening — and the figure above is for one option, so a different size or colour usually costs something different again. App-only deals and personal coupons move it again at checkout. Always read the price on AliExpress before you buy. Figures come from the AliExpress listing, checked 1 day ago. The feedback score is the seller’s, not a rating by us — we have not tested this product.

Category:

A fountain that circulates twenty-four hours a day aerates water the dog is not drinking, wears the pump continuously and hums all night. Infrared activation inverts that: nothing moves until a dog is actually at the bowl, at which point it runs a short burst. The pump does a fraction of the work and lasts correspondingly longer.

Key Benefits

  • Runs only when a dog is present, so the pump wears far less
  • Silent overnight and when the house is empty
  • Lower power draw than a continuously running fountain
  • Filter included to handle taste and debris
  • Detection range adjustable on most units
  • Water stays still between visits, so less evaporation

Best For

  • Bedrooms and quiet rooms
  • Households out during the day
  • Extending pump life on a fountain you use for years
  • Dogs that drink in short deliberate visits
  • Anyone who found a constant fountain hum irritating

How It Works

Place it so the sensor faces the approach rather than a wall, and let a nervous dog investigate it powered off first — water that starts moving as they arrive puts some dogs off entirely. Weekly stripping and cleaning is exactly as necessary as with any fountain.

Pros and Cons

Pros: Much less pump wear and power use, silent when nothing is happening, and the water stays still rather than aerating all day.

Cons: Sensors misfire: some trigger on passing feet, others fail to notice a small dog approaching low. A dog that drinks in long sessions may find the burst cuts out mid-drink, and it is still standing water that needs weekly cleaning.

Things to Consider

  • Sensors can miss small or low-approaching dogs — test it
  • Some dogs are startled by water starting as they arrive
  • Burst timing may cut short a long drinker
  • Weekly stripping and cleaning still applies
  • Position the sensor facing the approach, not a wall
  • Prices, availability and shipping times are set by the AliExpress seller and can change

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