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Ember Mug² Temperature Control Smart Mug 10oz
$90.96 reg $129.99
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save $39.03 (30% off)In Stock
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About this item
Highlights
- Keep your beverage hot for an extended period with this Ember mug
- Features built-in rechargeable battery with 1.5-hour battery life
- Smart LED light indicates when your hot beverages have reached the desired temperature
- Safe to hand wash and fully submersible up to 1 meter deep
- Ember App – Set Your Temperature and Customize Presets. iOS and Android compatible.
Description
Designed for home or office, this temperature control Ember Mug² does more than simply keep your coffee hot. It allows you to set an exact drinking temperature, so your coffee is never too hot or too cold. Ember maintains your chosen temp for 1.5 hours so your beverage stays perfect to sip. Its sleek and modern design looks great in any setting. The temperature control smart charging coaster connects to your smartphone via Bluetooth to allow you to set your perfect temperature between 120°F - 145°F range. It also makes for a stylish and convenient travel mug. Set temperature of your drink and keep it at that temperature for hours with this ember temperature control smart mug.
Number of Pieces: 2
Dimensions (Overall): 4.2 Inches (H) x 4.3 Inches (W)
Capacity (Volume): 10 Ounces
Service For: 1
Includes: 1 Mug, 1 Coaster
Used For: Hot Beverages
Material: Ceramic, Stainless Steel, Polycarbonate
Care & Cleaning: Hand Wash
TCIN: 79910207
UPC: 810011400085
Item Number (DPCI): 072-08-2350
Origin: Imported
If the item details aren’t accurate or complete, we want to know about it.
Shipping details
Estimated ship dimensions: 6.2 inches length x 6.2 inches width x 6.12 inches height
Estimated ship weight: 2.7 pounds
We regret that this item cannot be shipped to PO Boxes.
This item cannot be shipped to the following locations: American Samoa (see also separate entry under AS), Guam (see also separate entry under GU), Northern Mariana Islands, Puerto Rico (see also separate entry under PR), United States Minor Outlying Islands, Virgin Islands, U.S., APO/FPO
Return details
This item must be returned to any Target store.
This item must be returned within 90 days of the date it was purchased in store, shipped, delivered by a Shipt shopper, or made ready for pickup.
See the return policy for complete information.
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Guests are saying
The Ember mug is a popular choice among guests for its ability to keep beverages at the perfect temperature, enhancing the drinking experience. Many appreciate its sleek design and the convenience of controlling temperature via an app. However, concerns about the durability of the charging mechanism and the difficulty in cleaning the mug have been noted. Overall, it offers a unique solution for those who enjoy hot drinks without the hassle of reheating.
Summary created by AI from text of reviews reflecting recent feedback provided across different star ratings (includes incentivized reviews)
4.5 out of 5 stars with 12765 reviews
design: 4.13 out of 5
ease of use: 4.15 out of 5
easy to clean: 4.24 out of 5
quality: 3.79 out of 5
value: 3.48 out of 5
64% would recommend
98 recommendations
3 out of 5 stars
14 November, 2025
originally posted on ember.com
Great until it wasnt
I loved it when it worked. After a month or two it stopped heating and the reset didn't work. It became useless
1 out of 5 stars
14 November, 2025
originally posted on ember.com
Not a good design,
Charging Pin Stuck, doesn´t charge, what a waste of money buying this.
5 out of 5 stars
12 November, 2025
originally posted on ember.com
Just what I needed
Great cup for keeping my coffee hot. In your average mug, my coffee would get cold and I was reheating it on most days. I am delighted in coming back to a hot cup of coffee after getting breakfast started.
1 out of 5 stars
12 November, 2025
originally posted on ember.com
Not impressed
Second mug. This one is less than a year old and as with the first one not working no matter what I do. So will probably not get another one. Will stick with my Mr, Coffee mug heater.
1 out of 5 stars
12 November, 2025
originally posted on ember.com
Durability Concerns with Heated Mug Coating
I've been using this heated mug for just over seven months, and unfortunately, the coating at the bottom has begun to flake off. I’ve only cleaned it with mild dish soap and a paper towel, so I’m surprised to see this kind of wear. It’s disappointing, especially given the product’s price and intended durability. I also hope the materials used in the coating are safe and non-toxic.
5 out of 5 stars
11 November, 2025
originally posted on ember.com
Lasting quality
I bought my Ember mug 4 years ago and it still works perfectly. I use it every day. Love it so much!
5 out of 5 stars
11 November, 2025
originally posted on ember.com
Lifesaver
I had one years ago and burned it out, it worked great, it was so nice to have a hot cup of coffee consistently. Flash forward to a few months ago and we were prepping for trial. I was panicking because I wouldn't have my coffee. I purchased a new mug and it was an absolute lifesaver!
2 out of 5 stars
11 November, 2025
originally posted on ember.com
Nice that it keeps coffee hot but charger stopped
It will not connect to my phone so I can't adjust the temperature and the charger stopped working. Good thing my wife has one so I can take turns with her recharging it.
3 out of 5 stars
10 November, 2025
originally posted on ember.com
Loved it
I got this as a gift and loved it. But, although it still works well, I got it in red and the colour is chipping off inside & out! Not sure if it’s still safe to use.
1 out of 5 stars
9 November, 2025
originally posted on ember.com
Never reconneted
After constantly disconnecting from my phone, I deleted the app and reinstalled it. I ensured Bluetooth was functioning properly on my phone; however, I could never get the mug to connect. The lights on the mug flashed white-green-red ... nowhere on the website is this issue accounted for and I never got the mug to connect. Very frustrating and will never buy it again.
2 out of 5 stars
6 November, 2025
originally posted on ember.com
Mug is good, support is horrible
I love my mug….however, in less than a year, one of the pins in the charging plate has broken. I contacted support in September and they said this is covered under warranty. Great. Have I received the replacement yet? No. I have contacted support many times over the last couple of months and they told me the original replacement wasn’t in stock but gave me some alternate colours that are in stock. I selected one. Have I received that replacement yet? No I have asked, again, for an update and silence. Support seems very quick to respond, at first, but fails to deliver.
2 out of 5 stars
3 November, 2025
originally posted on ember.com
Cold and "empty"
It works occasionally. I have to fiddle with it endlessly to get it to start warming. Then it will shut off and say the cup is empty when it's completely full. And forget about trying to heat up half a glass, that will register empty every time and there is nothing you can do about it.
5 out of 5 stars
3 November, 2025
originally posted on ember.com
Feature Request
I Love the Ember mug, I've had mine for 5 Years and it's wonderful!!!......But i have a feature request! I would love a default setting with the Health X Ember setting, so I dont have to open the app for every cup of coffee to registrere the caffeine intake, thats so annoying!
1 out of 5 stars
29 October, 2025
originally posted on ember.com
Its Trash
I received the Ember as a birthday present in late September, and it’s now 10/29 — I’ve barely had it a month, and it’s already broken. I followed all the instructions carefully: hand washing only, keeping the coils dry, etc. Despite that, it won’t heat up or sense any liquid in my cup. I really wanted to love this, especially as a newly postpartum parent who relies on coffee, but every day I end up transferring my drink to a microwave-safe mug. Don’t waste your money — this is an overhyped luxury product that’s more trouble than it’s worth. Nothing will ever beat just a classic mug.
5 out of 5 stars
24 October, 2025
originally posted on ember.com
A MUST FOR COFFEE DRINKERS
I have purchased SIX total: personal use and as gifts. Pricey, but friends and family will love you for it! I will NEVER be without it! A MUST if you enjoy your coffee HOT with EVERY sip.
1 out of 5 stars
22 October, 2025
originally posted on ember.com
Really Disappointing
The cup has a couple major issues. 1) the app frequently disconnects from the cup. You have no idea how irritating it is to constantly need to set it it up again when you just woke up. 2) battery doesn’t last long. It must be charged every day. 3) the cup is plastic. Nobody likes a plastic mug.
3 out of 5 stars
21 October, 2025
originally posted on ember.com
Good Cup! Bad Charger!
The cups are nice. They work well. They don’t stay charged all that long but they get the job done. But… the charging plate has a little super cheap circuit board in it which hold the contacts for charging. They don’t last! So after buying 3 cups… they are now just that….. cups!
5 out of 5 stars
18 October, 2025
originally posted on ember.com
It has no equal I know of
Not a cheap product, but there is nothing else quite like it on the market, at least that I know of, and you get what you pay for. This product is near perfect for what is does. I tried the old “hot plate” models from the past and they just burn the coffee. This does exactly what it says it will do: keep your coffee at the temperature you select, and it does it very well. I have not had any issues with the charge plate as some have, but I suspect that strongly correlates to your water hardness. “Steve” is indeed a hero not only for having an engineers mind, and so a strong desire to figure out what the problem is, but also a desire to help others by publishing his discovery. Yea Steve! I would suggest always drying the bottom of the cup when cleaning, when you first put it on the charger you’ve probably noticed a ring of condensate from the cup: this is the water in between the rubber rings being “steamed” out by the heat the battery makes as it charges, so the dryer the better. Lastly, you really need the lid they make for this, ideally it would be included with all models. If you take cream in your coffee (like me) it’s simply required, otherwise you’ll get “milk skin” on the surface which is not good. And for every user it will at least DOUBLE the length of the battery time. Ember describes this quite clearly in their description of the lid, take them at their word. Buy with the lid and keep an eye on the charging pins and you’ll not regret it; excellent product overall!
5 out of 5 stars
18 October, 2025
originally posted on ember.com
(no review title)
This was a wonderful gift that keeps my beverages hot at my work desk all day...Love it...
1 out of 5 stars
14 October, 2025
originally posted on ember.com
A mixed feelings review
I have mix feelings about this mug. When I received it was truly happy with it, nice to always have a cup of warm coffee. The app could use improvement but it's not that mad to make me not want to use my mug. The issue I have with it is the coating inside started to peel. Considering the price of the mug I would expect it to last a lot longer. I also had to have the coaster replace because the pins weren't working and thus not making contact to charge. If you're looking for a long term mug I don't believe this is for you. If they price doesn't hurt you and willing to have to buy another one in a few years go for it, you'll love it.