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Ember Mug² Temperature Control Smart Mug 10oz
$129.99
Out of Stock
Eligible for registries and wish lists
At a glance
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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
Features Dining: Insulated, BPA-Free, Heat-Resistant
Service For: 1
Includes: 1 Mug
Used For: Hot Beverages
Material: Ceramic, Stainless Steel
Care & Cleaning: Do Not Use Abrasives, Hand Wash
TCIN: 79910206
UPC: 810011400092
Item Number (DPCI): 072-08-0189
Origin: Imported
If the item details aren’t accurate or complete, we want to know about it.
Shipping details
Estimated ship dimensions: 6.1 inches length x 5.5 inches width x 5.6 inches height
Estimated ship weight: 2.4251 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 12782 reviews
design: 4.14 out of 5
ease of use: 4.16 out of 5
easy to clean: 4.24 out of 5
quality: 3.8 out of 5
value: 3.48 out of 5
64% would recommend
99 recommendations
5 out of 5 stars
Thumbs up graphic, would recommend
18 December, 2025Verified purchase
(no review title)
Love the mug! But honestly my only complaint is the size. Definitely go bigger if you’re going to buy one.
5 out of 5 stars
17 December, 2025Verified purchase
(no review title)
It’s a gift for my nephew I can’t wait for him to use it
1 out of 5 stars
14 December, 2025Verified purchase
Pogo pins quit working.
Mug is only ok. Stains easily, ceramic coat slightly chipped even though I am careful. The worst part is the charging puck. The little pogo pins that are supposed to be slightly springy to contact the mug quit working. They have replaced it twice during the warranty due to only lasting about 4 or 5 months before they quit popping up to touch the mug. I will not buy another after this warranty is over and the quit replacing the puck free.
2 out of 5 stars
11 December, 2025
originally posted on ember.com
Flaking coating - gently used
I have issues with the coating flaking off on the inside. I've always hand-washed the mug and only use plastic utensils. it's only been a few months and very disappointed with the flaking coating.
1 out of 5 stars
9 December, 2025
originally posted on ember.com
Nothing but issues
Doesn't charge past 75% and have to repair the mug to the app every time I turn it on. Seems I'm not the only one who has the issue according to all the reviews on the app.
1 out of 5 stars
8 December, 2025
originally posted on ember.com
Toxic mug?
I like the idea but there are two problems with the mug I got. First, the charging pins stick so that you can't make good contact between the coaster and mug to charge. I had to try a fix this with a dab of solder to raise the pin higher. Second, after a few months the coating started to come off. At first I was not concerned but then after using it for several more months I went to clean it out (hey hot coffee-- I just rinse) and all the coating came off the inside. So apparently I was swallowing the paint all this time. They claim it is ceramic, but ceramic would not peel off the way this stuff does.
1 out of 5 stars
8 December, 2025
originally posted on ember.com
Never reconnects to app :(
Disappointing app experience. After the initial pairing the app will never connect to the mug. (Pixel 9 pro xl) You may think you don't need the app - but you do if you want to view battery life or change the temperature set point. One star based on this being a premium product at a premium price. Bugs like this are unacceptable at this price point.
5 out of 5 stars
3 December, 2025
originally posted on ember.com
So Happy!
⭐⭐⭐⭐⭐ Ember Mug – The Best Gift I’ve Used All Year I received my Ember Mug for Christmas in 2024, and after using it consistently for almost a full year, I can easily say it’s one of the most useful and well-designed gifts I’ve ever owned. From the very first day, it completely changed my morning routine. Instead of rushing through my morning drink before it cools off—or having to reheat it multiple times—I can set the exact temperature I enjoy and keep it there. It feels like having a tiny personal barista carefully maintaining my perfect cup. What I love most: Consistent temperature: My morning drink stays exactly how I like it from the first sip to the last. No reheating. No guessing. Just perfect. Beautiful design: Sleek, modern, and comfortable in the hand. It feels premium every time I use it. Long-lasting battery: I’m impressed with how long it holds a charge, especially after nearly a year of daily use. Smart features that actually matter: The app works smoothly, the temperature control is effortless, and everything feels intuitive. Surprisingly durable: After almost twelve months of use, it still works like the day I opened it. I didn’t realize how much a mug could improve my daily routine until I owned this one. Now I wouldn’t want to go without it. If you’re on the fence about buying it—or considering it as a gift for someone—you'll be glad you purchased it. Easily a 5-star product. One of my favorite gifts ever.
5 out of 5 stars
2 December, 2025
originally posted on ember.com
One Year Review
I've had this mug for about a year and use it at least 3 times a week. It works like it is intended to and I have had no issues.
2 out of 5 stars
24 November, 2025
originally posted on ember.com
Bummer
We loved them while they worked. But! My wife’s worked for 6 months and mine nearly two years.
3 out of 5 stars
23 November, 2025
originally posted on ember.com
Slimy residue on coffee and cup
I like the mug but it has one drawback. I nurse my coffee in the morning and if you use half and half, the mug seems to “cook” the half and half leaving a brownish slimy residue on the coffee which transfers to the side of the mug interior. Wouldn’t have wasted the money if I knew this.
2 out of 5 stars
18 November, 2025
originally posted on ember.com
Design Flaw
This is great when it works. The charging pad is a bad design. The little spring loaded pins break or stick which then prohibits the mug from charging. It is a manufacturing problem, but they don’t care as long as it works until the warranty is up.
5 out of 5 stars
17 November, 2025
originally posted on ember.com
Best cup ever!
Great cups! Daughter bought us two for Christmas and I have the first cup then use my husband’s cup for my second cup. Stays hot!!! Love them!
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!