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  • ThermaMist 2-in-1 Humidifying Space Heater

ThermaMist 2-in-1 Humidifying Space Heater

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10400+ Sold on SideDeal
$70 save 71%
$19.99
Ends in 20:17:03 Or earlier if sold out.

Stays in its lane

Space heaters have a bad habit of promising to warm entire rooms and then quietly disappointing everyone involved. This one skips the bravado. The ThermaMist is a compact, 550-watt personal heater designed to make your immediate area more comfortable without pretending it’s going to take over for central heating.

The interesting part is the built-in ultrasonic humidifier. Dry air is often the real culprit behind winter discomfort, and adding moisture can make a modest amount of heat feel noticeably better. You can run the heater and humidifier together, or use the mist on its own if the temperature is fine but the air feels like it’s been filtered through sand.

It’s small enough to live on a desk, nightstand, or bedside table, with straightforward controls and a built-in timer so it doesn’t run all day by accident. Safety features like tip-over and overheat protection keep things from getting exciting in the wrong way. The color-changing LED lights are optional and easy to ignore if that’s not your thing.

This isn’t a whole-house solution. It’s a tidy, well-behaved way to stay warmer and more comfortable right where you actually are.

Customer Reviews

★ ★ ★ ★ ★
★ ★ ★ ★ ★
★ ★ ★ ★ ★
★ ★ ★ ★ ★
4.0 Overall Rating

A product’s star rating is based on a Machine Learning model instead of a raw data average. This model takes into account various factors used to improve the confidence in our star ratings.

5 stars
57%
4 stars
14%
3 stars
6%
2 stars
11%
1 star
11%
★ ★ ★ ★ ★
Verified Purchase

This little portable heater works great

This little portable heater works great and gives off a lot of heat and doesn’t use up a lot of energy. I will be buying more products from the seller in the future. Thank you.

Written by @Gma69 - February 8th 2025
★ ★ ★ ★ ★
Verified Purchase

'Just Right '

Love It In My Bed Room For These Little Chilly Evening It’s Just Right …

Written by @c6028 - November 16th 2024
★ ★ ★ ★ ★
Verified Purchase

Great little heater.

Like the size, the options it gives and the overall looks of it.

Written by @user80660428 - February 8th 2025
See All Reviews

Features

  • 550W of heat for your immediate surroundings
  • Humidifies as it warms
  • Easy to move around (there’s a handle)
  • Nice and quiet operation

Specifications

  • Combines a space heater and humidifier to warm your room without drying the air
  • Enjoy powerful heating with minimal noise, perfect for bedrooms or offices
  • Lightweight design with a carry handle for easy use in any room
  • Choose from high or low fan speeds, misting, and independent LED light modes
  • Features overheat protection, tip-over auto shut-off, and a timer for 1, 2, or 4 hours
  • Adds humidity to combat dry winter air, reducing congestion and discomfort
  • Choose a fixed color or let the light cycle through all seven for ambiance
  • 550-watt heater with a recessed element efficiently warms small rooms
  • Contemporary look with intuitive controls, perfect for any modern space

How to Add Humidity in Dry Winter Months

  • Simply add water to the 240mL tank
  • The ultrasonic humidifier will disperse the moisture in your room
  • This function will operate independently of the heating function
2-in-1 Functionality Space Heater & Humidifier
Operation Whisper-Quiet Operation
Fan Settings High & Low Fan Settings
Multi-Color LEDs 7
Timer Settings 1hr/2hr/4hr
Wattage 550
Safe to Use Overheat Protection, Tip-Over & Auto-Off Safety Features
Tank Capacity 240mL
Dimensions 7.5" x 7.5" x 9.25"

What’s Included

  • 1x ThermaMist 2-in-1 Humidifying Space Heater
  • 1x Water Measuring Cup
  • 1x Cleaning Brush
  • 3 Replacement Misting Sticks
  • 1x User Manual

Warranty

90 days

Estimated Delivery Date

Monday, Feb 9 - Wednesday, Feb 11

Reviews

★ ★ ★ ★ ★
Verified Purchase

This little portable heater works great

This little portable heater works great and gives off a lot of heat and doesn’t use up a lot of energy. I will be buying more products from the seller in the future. Thank you.

Written by @Gma69 - February 8th 2025
★ ★ ★ ★ ★
Verified Purchase

'Just Right '

Love It In My Bed Room For These Little Chilly Evening It’s Just Right …

Written by @c6028 - November 16th 2024
★ ★ ★ ★ ★
Verified Purchase

Great little heater.

Like the size, the options it gives and the overall looks of it.

Written by @user80660428 - February 8th 2025
★ ★ ★ ★ ★
Verified Purchase

Fast Shipping

There small but not sure how it works

Written by @user42859837 - September 15th 2025
★ ★ ★ ★ ★
Verified Purchase

Compact & looks great

Very nice indeed. Humidifier best feature

Written by @RitaMunoz - February 19th 2025
★ ★ ★ ★ ★
Verified Purchase

Heater

Perfect size

Written by @user33801135 - November 12th 2024
★ ★ ★ ★ ★
Verified Purchase

Heater

This heater works great

Written by @Lacyinc - November 24th 2024
★ ★ ★ ★ ★
Verified Purchase

Works really great

Written by @Gingersnap70 - February 12th 2025
★ ★ ★ ★ ★
Verified Purchase

!

Written by @ervinmcknight - January 17th 2025
★ ★ ★ ★ ★
Verified Purchase

I love it!!!

Written by @user63807097 - December 12th 2024
★ ★ ★ ★ ★
Verified Purchase

I really like the product.

Written by @user19795864 - November 21st 2024
★ ★ ★ ★ ★
Verified Purchase

ThermaMist 2-in-1 Humidifying Space Heater

Fast shipping, great price. Box was dented so hopefully heater isn’t damaged. I will try it when the weather turns colder which will be soon. Perfect size for my end table.

Written by @marpobuys - November 27th 2024
★ ★ ★ ★ ★
Verified Purchase

2 in 1 Thermalmist

I thought it was going to be larger. It still is a great item. For the price you can’t do better.

Written by @user63336442 - November 27th 2025
★ ★ ★ ★ ★
Verified Purchase

Good

Written by @user13229644 - December 3rd 2025
★ ★ ★ ★ ★
Verified Purchase

Have not used heater yet

Written by @JazyNia55 - October 14th 2025
★ ★ ★ ★ ★
Verified Purchase

Surprisingly effective for its size.

Great for small spaces and I love the humidifying feature.

Written by @donnaptc - February 22nd 2025
★ ★ ★ ★ ★
Verified Purchase

Looking forward to trying it

Written by @marita57 - November 13th 2024
★ ★ ★ ★ ★
Verified Purchase

disappointed

The heater is tiny and not very powerful. Even when it is close to me, I don’t feel much warmer. It certainly won’t do a small room like my bedroom, unless I leave it on for hours.

Written by @user35782054 - February 24th 2025
★ ★ ★ ★ ★
Verified Purchase

Not very warm...

Used this for an hour to heat my room before I went to bed… barely heated the room. Not the best T heater.

Written by @amg123 - January 17th 2025
★ ★ ★ ★ ★
Verified Purchase

It not a good heater

This heater only bock off the cold chil in the room. It does no warm up or giveheat
Off heat feeling. Used it in a small bed room.

Written by @user05369267 - November 16th 2024
★ ★ ★ ★ ★
Verified Purchase

Arrived damaged

I opened one of two & the handle is broken. The fastener is inside the heater. I want to return both heaters immediately. I do not trust if they’re safe.

Written by @grammylady624 - February 10th 2025
★ ★ ★ ★ ★
Verified Purchase

This heater is NOT whisper quite

I wanted this for my bedroom but it is to noisy and I want a refund.

Written by @Ladylife - November 15th 2024
★ ★ ★ ★ ★
Verified Purchase

Barely emits any heat!

Total waste of money.

Written by @user73338688 - November 24th 2025
★ ★ ★ ★ ★
Verified Purchase

Does not work the way I thought it would rather disapointed

Written by @user12151269 - January 17th 2026

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