Warm the room
you’re actually sitting in.
Warmmio is a plug-in ceramic heater, small enough to disappear into the outlet above your desk. According to the seller it warms a room of up to about 130 square feet in a few minutes, with an adjustable thermostat, a timer and a remote. Nothing to install and no cord across the floor — it goes straight into the wall outlet.
Why heat one room
Heating the whole house
for a single room
The heat goes into empty rooms
The furnace warms the bedrooms, the hallway and the spare room while you’re sitting in one of them. You’re paying to heat space nobody is in.
One room is always the cold one
An addition over a crawl space, a room at the end of the duct run, an office the building keeps at 66 degrees. The thermostat says the house is warm; that room disagrees.
Thermostat or heavy sweater
Turn it up and the bill goes up for every room. Leave it down and you’re cold in the one room you actually use.
No room for another appliance
A tower heater needs floor space and a cord. A plug-in unit sits in the outlet instead — which is the whole point of this form factor, and also its limit.
Who it suits
Warmmio is for you
if you…
Need one small room warmer while you’re in it, not the whole house
Work at a desk in a room that runs cold and want heat where your feet are
Have no floor space to give up and would rather use the outlet
Rent, and can’t change the building’s heating
Want something that works out of the box, with no electrician
Want to take the chill off a room between furnace cycles
How it works
Plug in, set the temperature, set the timer
Warmmio uses ceramic heating plates and a fan, and runs straight from the wall outlet. The controls are on a touch screen on the unit and on the remote, so you can change the setting from the desk or the bed without getting up.
Plug it in
Straight into a wall outlet — no extension cord, no power strip
Set the temperature
Use the touch screen or the remote to pick the temperature you want
Set the timer
The unit keeps running after the room is warm, so the timer is what shuts it off
Features
What the seller states
and what it means in use
Ceramic heating plates
The seller states that the ceramic plates warm the room quickly and evenly, hold heat longer and run quietly. How fast the room follows depends on its size, the insulation and the starting temperature — the stated figure is a few minutes for a room of about 130 square feet.
Adjustable thermostat
You set the temperature you want rather than picking a fixed power level. Note what the seller’s own FAQ says, though: the unit does not switch off once that temperature is reached — the thermostat sets the target, the timer is what stops it.
Timer
Because the heater keeps running, the timer is the control that matters most. Set it for the time you’ll be in the room; the seller recommends it specifically to avoid overheating the space.
Remote control and touch screen
The same functions are on the unit and on the remote, so you can adjust it from across the room. On a heater that plugs in behind a desk or a nightstand, that matters more than it sounds.
Overheat protection, auto shut-off, kill switch
The seller lists overheating protection, automatic shut-off and a built-in kill switch, and states that the main frame stays cool to the touch while the grille in front of the plates does get warm. These are backstops, not a substitute for careful use — see the safety section below.
Plugs straight into the outlet
No cord on the floor and no floor space used. It moves from room to room in a pocket. The trade-off is coverage: a unit this size heats one small room, and it has to go wherever the outlet is.
Where the saving comes from
The honest version
of the heating bill
A heater doesn’t make electricity cheaper
A kilowatt hour costs the same whichever appliance uses it. Ceramic plates heat up faster than an oil-filled radiator, but that doesn’t change your electric rate and it doesn’t create heat out of nothing. Any claim that a resistance heater uses less electricity while producing more heat is not how the physics works.
The saving comes from what you stop heating. If you turn the furnace or the baseboards down and warm only the room you’re actually in, the volume being heated drops — and the bill drops with it. It’s usually called zone heating, and a small plug-in heater is a reasonable tool for doing it in one room.
If instead you leave the furnace where it is and add this on top, your consumption goes up. There’s a second thing worth knowing: if your home runs on a natural gas furnace, you’re swapping gas for electricity, and in most of the country a therm of gas delivers heat more cheaply than electric resistance does. Zone heating can still come out ahead if you turn the furnace down far enough, but it isn’t automatic — the answer depends on your own gas and electric rates.
Where people use it
One outlet,
one small room at a time
Home office
In the outlet by the desk during working hours, off when the day ends.
Bedroom
Timer set before bed, so the room warms up and the unit shuts itself off.
The cold room
The addition, the room over the crawl space, the one the ducts never reach.
Away from home
Small enough to take to a cold office or a rental, where you can’t touch the thermostat.
Safety
An electric heater is safe,
when it’s used properly
The unit’s own cut-outs are a good foundation, but most incidents involving space heaters come down to how they’re used, not to the appliance. This applies to any portable heater, and it matters more here because this one keeps running after the room is warm.
Keep the area clear
The NFPA advises three feet of clearance around a space heater. Keep curtains, bedding, furniture and paper away from the outlet it’s in, and never cover it or use it to dry clothing.
Straight into the outlet
No extension cord and no power strip. Space heaters draw a high current, and the Electrical Safety Foundation International advises plugging them directly into a wall outlet. If the plug or outlet feels hot, stop and have it checked.
Use the timer
The NFPA and the CPSC advise turning a portable heater off when you leave the room or go to bed. Since this unit does not stop at the set temperature, the timer is what does it.
Water and damp rooms
Keep the heater away from water. If you’re thinking of a bathroom, check the manual and the listing mark first: only a unit rated for a damp location belongs near a sink or a tub.
Children and pets
The seller states the frame stays cool but the grille warms up. Treat the grille as hot, and use an outlet where it can’t be reached or knocked.
Check the listing mark
Electric heaters sold in the United States are normally listed by a Nationally Recognized Testing Laboratory such as UL or Intertek (ETL). Check the marking on the unit.
Customer experiences
What users say
Reviews published on the seller’s official website, quoted word for word with the reviewer’s name as published. We did not write them and have not verified the purchases behind them. Experiences are individual and depend on the size of the room, the insulation and how the heater is used.
Just perfect!!
“I have a small office with a door that gets so cold because the administration keeps the winter temp way too low for comfort. I got this heater and it made all the difference between freezing and feeling warm. Just plugged it into the outlet above my desk and now I’m warm without anyone knowing it’s there. Love it!”
Actually take it to work
“I bought this small heater for work and it’s awesome so far! I plugged it in under my desk, and it puts out a good amount of heat without being too much. I also like that it has temp control instead of just one setting, so I’m always comfy. Even my colleague is now thinking about getting one too!”
Finally feel warm in my own home
“My house is very old and the heating is terrible. After some renovations its a bit better but the main bathroom is still freezing. This heater is a lifesaver. It warmed up the room so fast and so well that we decided to get a few more for the garage and basement. So glad I dont have to wear 3 layers just to brush my teeth!!”
Worth the money
“I was skeptical about getting this heater but decided to take a chance. So glad I did! I live in a trailer and just needed something to keep the chill off between using my furnace. It was perfect for my small bathroom and bedroom to do just that. I would def recommend it. I bought 2 and Id gladly buy another”
In short
The details
the seller states
Everything below is stated by the seller. Exact dimensions, the output in watts and what’s in the box are on the official product page.
guarantee
Try it in your own room
How quickly a room warms up depends on its size, its insulation and its windows — and there’s no way to know in advance other than trying it. The seller’s terms state a 30-day money-back guarantee: send the package back for a full refund. Contact support@helpdeskall.com within 30 days of receiving your order to arrange the return. Worth knowing: there is no federal cooling-off period for online purchases in the United States — the FTC Cooling-Off Rule covers sales made at your home or away from the seller’s place of business, not website orders — so the 30-day return is the seller’s own commitment. The full terms are on the official sales page.
Order
Order Warmmio from the official website
The current price, the bundles available, shipping and any sales tax are shown on the official order page, where the order is completed.
Warmmio portable ceramic heater
- ✓Ceramic heating plates, plugs into the wall outlet
- ✓Adjustable thermostat, timer, remote and touch screen
- ✓Overheat protection, auto shut-off and kill switch
- ✓30-day money-back guarantee from the seller
Price, currency and availability as stated by the seller on its own website at the time of purchase
Your order details are processed by the seller, not by this page
Questions
Frequently asked questions
How do I set up the Warmmio heater?
Plug it into an available wall outlet and turn it on, then set the temperature you want with the remote or the touch screen. According to the seller it warms the room in a few minutes. There is nothing to install and no electrician needed.
How large a room will one unit heat?
The seller states that one unit heats a room of up to about 130 square feet, which is 12 square meters. That is a bedroom, a home office or a small bathroom rather than an open living area. For several rooms at once you would need several units.
Does it switch off once the set temperature is reached?
No. According to the seller’s own FAQ the heater reaches the set temperature in minutes but keeps running, and the seller recommends using the timer to avoid overheating the room. This is worth knowing before you buy: if you want the unit to stop on its own, the timer is the control that does it, not the thermostat.
Does the heater stay cool to the touch?
The seller states that the main frame stays cool to the touch to avoid accidental burns, and that the grille in front of the heating plates does get warm from the heat, though not enough to cause harm. Treat the grille as hot anyway and keep children and pets away from the unit while it runs.
How noisy is it?
The seller describes a low, quiet hum, similar to brown noise, and says it is not loud enough to wake a sleeping person or interrupt audio. Any heater that moves air with a fan makes some noise, so expect a steady hum rather than silence.
Can I leave it running overnight?
We would not recommend it. The NFPA reports that heating equipment is a leading cause of home fires, and both the NFPA and the Consumer Product Safety Commission advise turning portable heaters off when you leave the room or go to bed. Since this unit does not stop at the set temperature, use the timer: set it before bed so the room warms up and the heater shuts off on its own.
Can I plug it into a power strip or extension cord?
No. Plug it directly into a wall outlet. Space heaters draw a high current, and the Electrical Safety Foundation International and the CPSC both advise against running them from an extension cord or power strip. If the outlet or the plug feels hot, stop using it and have the outlet checked.
Will it cut my electric bill?
Not on its own: it adds consumption. A heater does not make electricity cheaper, and a kilowatt hour costs the same whichever appliance uses it. The saving comes from what you stop heating. If you turn the furnace or baseboards down and warm only the room you are actually in, the heated volume drops and the bill drops with it. If you leave the furnace where it is and add this on top, your consumption goes up.
Is it UL or ETL listed?
Electric heaters sold in the United States are normally tested and listed by a Nationally Recognized Testing Laboratory such as UL or Intertek (ETL), and retailers generally require that marking. This page does not import or test the product, so check the listing mark shown on the seller’s official product page and on the unit itself before you use it. If the marking is missing or you are unsure, ask the seller in writing before ordering.
What if the product is not right for me?
According to the seller’s official terms there is a 30-day money-back guarantee: send the package back for a full refund. Contact the seller’s support at support@helpdeskall.com within 30 days of receiving your order to arrange the return. Worth knowing: there is no federal cooling-off period for online purchases in the United States, since the FTC Cooling-Off Rule covers sales made at your home or away from the seller’s place of business rather than website orders, so the 30-day return is the seller’s own commitment. Some states also require sellers to post their return policy, so read the seller’s terms before ordering.
Warm the room.
Not the whole house.
Warmmio is a plug-in ceramic heater with an adjustable thermostat, a timer and a remote — it goes in the outlet, warms one small room, and shuts off when the timer says so.
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