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Deal.ai › Serene House › Aroma Diffusers
Serene House
Serene House Rain 5V Ultrasonic Aroma Diffuser

Serene House Rain 5V Ultrasonic Aroma Diffuser

Best price now

$29.99at Sabavi HomeObserved at 8:32 PM

Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

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Our take on the Serene House Rain 5V Ultrasonic Aroma Diffuser

The Serene House Rain is a white ultrasonic aroma diffuser with a 100 fl oz (about 3 liter) water tank and automatic shut-off when the water runs low. The large tank suits running it for long stretches in a living room or open space rather than a single bedside table. Its best new price is $29.99 at Sabavi Home as of November 7, 2026, and only one store lists it new, so there is no cheaper new option to compare against.

Best forLarge rooms and open living spacesLong, unattended diffusing sessionsBuyers who want a simple mist-and-shut-off unitAnyone who prefers a plain white design
Pros
  • 100 fl oz tank holds far more water than typical 3 to 10 fl oz diffusers
  • Automatic shut-off cuts the unit when water runs out
  • Ultrasonic mist needs no heat, so scent stays close to how the oil smells
  • Simple operation with no app or smart-home setup
  • Low price for the tank size at $29.99
Cons
  • Only one store prices it new, so price competition is thin
  • Large tank means more water to fill and empty, and a bigger footprint
  • No mention of timer, light controls or adjustable mist output
  • Ultrasonic units can leave mineral residue and need regular cleaning

Serene House Rain 5V Ultrasonic Aroma Diffuser prices at every store

  • Sabavi HomeNew

    In stock

    $29.99+ $12.99 shippingObserved at 8:32 PM
    Visit Sabavi Home

Store links may earn us a commission. Price via Klarna.

Serene House Rain 5V Ultrasonic Aroma Diffuser price history

Lowest price we've seen: $29.99 on Nov 8 at Sabavi Home. Tracked across 1 store since Nov 8.

Specifications

Color
WhiteSource
Volume (fl oz)
100.0Source

Questions and answers

How long does the 100 fl oz tank last?
At typical ultrasonic output of roughly 100 to 300 ml per hour, a full 3 liter tank runs about 10 to 30 hours. Expect the shorter end if you run it continuously.
Does it turn off by itself?
Yes. It has automatic shut-off, which stops the unit when the water level gets too low to run safely.
Is $29.99 a good price?
It is the only new price listed, $29.99 at Sabavi Home as of November 7, 2026, so there is no competing new offer to beat it. Compare it with other large-tank diffusers, which often cost more.
What room size does it suit?
The large tank and steady output fit living rooms and open areas better than small bedrooms. For a bedside table, a smaller 3 to 10 fl oz unit is easier to refill.
Does it need special water or oils?
Use plain tap or distilled water and add a few drops of essential oil. Distilled water reduces the white mineral dust some ultrasonic diffusers leave on furniture.
What is in the box?
The diffuser unit itself. Check the listing for a power adapter and measuring cup, since those are not confirmed here.
Where is the Serene House Rain 5V Ultrasonic Aroma Diffuser cheapest?
At Sabavi Home, for $29.99, as of our latest check.

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