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1.5L Cool Mist Humidifier

1.5L Cool Mist Humidifier

Best price now

$18.99at AmazonChecked 1 h ago

57% under what the other stores charge

Compared across 6 stores. Prices are checked against each store and labelled with when. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $18.99 at Amazon (checked Nov 10, 2026).
  • Checked at 6 stores.
  • Our take on the 1.5L Cool Mist Humidifier

    This is a small ultrasonic cool-mist humidifier with a 0.5-gallon (1.5 L) removable tank, rated for rooms up to 480 square feet. It runs quietly, shuts off automatically when the tank empties, and is BPA-free and RoHS/FCC certified, which suits bedrooms and nurseries. Against larger console and warm-mist rivals it trades run time and output for a compact footprint and simple top-fill-style refilling. Owners of small units like this value the quiet mist and easy cleaning; the common trade-off is frequent refills and mist that can dampen nearby surfaces on high.

    Best forBedrooms and nurseriesSmall offices and desksBuyers who want quiet cool mistAnyone who wants auto shutoff safety
    Pros
    • Ultrasonic cool mist adds moisture without heating the room
    • Automatic shutoff when water runs out
    • Removable 0.5-gallon tank is easy to carry and refill
    • BPA-free build, RoHS and FCC certified
    • Compact round body fits on a nightstand or desk
    Cons
    • Small tank means refilling most days on high output
    • Ultrasonic mist can leave white dust with hard tap water
    • No warm-mist option or built-in humidistat
    • Coverage claim of 480 square feet is optimistic for a 0.5-gallon tank

    1.5L Cool Mist Humidifier prices at every store

    • SearsNew

      In stockSold by Mac Marvel's

      $43.93Free shippingChecked 1 h ago
      Visit Sears
    • Newegg.comNew

      In stockSold by Weiventom

      $44.99Free shippingChecked 1 h ago
      Visit Newegg.com
    • The Home DepotNew

      In stock

      $113.96Free shippingChecked 1 h ago
      Visit The Home Depot
    • AmazonNew

      Availability unknown

      As an Amazon Associate, Deal.ai earns from qualifying purchases.

      $18.99Checked 1 h ago
      Visit Amazon
    • eBayNew

      Availability unknownSold by help_bargains

      $25.00Checked 1 h ago
      Visit eBay
    • MercariNew

      Availability unknown

      $27.99Checked 1 h ago
      Visit Mercari

    Store links may earn us a commission.

    1.5L Cool Mist Humidifier price history

    Lowest price we've seen: $18.99 on Nov 11 at Amazon. Tracked across 6 stores since Nov 11.

    What reviewers say

    Owners of small ultrasonic humidifiers like this generally praise the quiet operation and the safety shutoff, and find the removable tank simple to fill. Complaints center on how often it needs refilling and on white dust or dampness around the unit when run on high.

    What people mention
    • NoisePraisedOwners say it runs quietly enough for a bedroom or nursery.
    • Tank sizeCriticisedReviewers note the 0.5-gallon tank empties fast and needs frequent refills.
    • RefillingPraisedThe removable tank is described as easy to lift out and fill.
    • White dustCriticisedSome owners report a fine white residue on surfaces when using tap water.
    • Auto shutoffPraisedBuyers like that it turns itself off when the water runs out.
    • Mist outputMixedMist is steady on low, but on high it can dampen nearby surfaces.

    Specifications

    Humidification Type
    Ultrasonic, Cool Mist
    Automatic Shutoff
    Yes, Auto Shut Off
    Coverage Area
    480 Square Feet
    Water Tank Capacity
    0.5 gal
    Volume
    0.5 Gallons
    Functionality Type
    Humidifier
    Mist Temperature
    Cool mist

    Questions and answers

    How long does the tank last?
    At low output it can run through a night; on high it typically empties in well under a day. Expect to refill most days in continuous use.
    Is it safe for a baby's room?
    It is BPA-free, cool-mist only, and shuts off automatically when empty, which suits a nursery. Keep it out of reach and clean the tank regularly.
    Does it need distilled water?
    Distilled or filtered water reduces the white mineral dust that ultrasonic humidifiers can leave. Tap water works but may coat surfaces and the unit.
    How often should I clean it?
    Rinse the tank and wipe the base every few days, and descale weekly with a vinegar solution. Standing water in a warm room encourages buildup.
    Does it have a humidistat or timer?
    No. It has no built-in humidistat, timer or warm-mist setting, so you control output manually and switch it off yourself.
    What rooms does it suit?
    It is best for a bedroom, nursery or small office. The 480-square-foot rating is generous for a 0.5-gallon tank; expect it to serve one modest room.
    Where is the 1.5L Cool Mist Humidifier cheapest?
    At Amazon, for $18.99, 57% under what the other stores charge, as of our latest check.
    Where can I buy the 1.5L Cool Mist Humidifier?
    6 stores we checked sell it, including eBay, Mercari, Sears, Newegg.com, The Home Depot.

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    Stores we've priced the 1.5L Cool Mist Humidifier at

    • Home Depot deals and prices
    • Newegg deals and prices
    • Sears deals and prices
    Mist Type
    Ultrasonic, Cool mist
    Functionality Highlights
    Automatic Shutoff
    Depth
    14.5 cm
    Height
    27.9 cm
    Width
    16.3 cm
    Recommended Location
    Room
    Removable Tank
    Yes
    Shape
    Round
    Design Highlights
    With Removable Tank
    Certified By
    RoHS, FCC certified
    BPA Free
    Yes
    Suitable Space
    Office, Babyroom, Bedroom, Nursery
    Suitable Use
    Humidification
    Age Range
    ADULT
    Suitable For Use In
    Office, Babyroom, Bedroom