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frontpageNavy-Wife | Staff posted Yesterday 03:35 PM
frontpageNavy-Wife | Staff posted Yesterday 03:35 PM

2-Pack 4000mAh JIJ Rechargeable Electric Hand Warmers (Black)

$10

$33

69% off
Amazon
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Deal Details
JIJ US via Amazon has 2-Pack 4000mAh JIJ Rechargeable Electric Hand Warmers (Black) on sale for $9.99 when you apply promo code H9EUW3WN at checkout. Shipping is free w/ Prime or on $35+ orders.

Thanks to Deal Hunter Navy-Wife for sharing this deal.

Note: Promo codes are typically for one-time use and don't always apply seamlessly. If you run into this issue, refresh the page, re-enter the code, or revisit the cart page. Product page(s) may say Prime Exclusive, but when you apply promo code at checkout, final price will be same for Prime/non-Prime.

Product Details:
  • Each JIJ rechargeable hand warmer is equipped with a 4000mAh battery (total 8000mAh for 2 units), delivering 8.5–20 hours of continuous warmth you can truly feel. Ideal for camping, skiing, hunting, golf, dog walking, commuting, or outdoor work in winter, and helpful for people with Raynaud's disease or arthritis who need steady warmth.
  • Built with an AI temperature control chip, JIJ electric hand warmers deliver steady, precise heat in just 2 seconds—no more sudden hot or cold swings like other models. Choose from 3 heat levels (Low 113℉ / Medium 122℉ / High 131℉) to keep hands cozy and joints comfortable in any cold environment.
  • Unlike ordinary portable hand warmers, this upgraded version features a digital screen plus LED indicators. Check both temperature and remaining battery power at a glance—more accurate and convenient, making it an ideal choice for camping must-haves, golf accessories, or hunting gear.
  • Use two heated hand warmers separately, one for each hand, or snap them together magnetically for a 360° surround heating experience. This versatile design adapts to your needs—easy to carry in pockets, perfect for skiing, hunting, golfing, football, baseball, or sharing warmth with family and friends.
  • The set comes with a USB cable featuring dual Type-C connectors, allowing both units to charge simultaneously. Each reusable hand warmer is built with 20× advanced safety protections, ensuring safe and reliable warmth anytime. Compact and easy to carry, perfect for outdoor activities, sports, or daily winter use.

Editor's Notes

Written by Nate650 | Staff
  • About this deal:
  • About this product:
    • Rated 4.6 out of 5 stars based on over 115 Amazon customer reviews.
  • About this store:
  • Additional notes:
    • Please see the original post for additional details & give the wiki and additional forum comments a read for helpful discussion.

Original Post

Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
JIJ US via Amazon has 2-Pack 4000mAh JIJ Rechargeable Electric Hand Warmers (Black) on sale for $9.99 when you apply promo code H9EUW3WN at checkout. Shipping is free w/ Prime or on $35+ orders.

Thanks to Deal Hunter Navy-Wife for sharing this deal.

Note: Promo codes are typically for one-time use and don't always apply seamlessly. If you run into this issue, refresh the page, re-enter the code, or revisit the cart page. Product page(s) may say Prime Exclusive, but when you apply promo code at checkout, final price will be same for Prime/non-Prime.

Product Details:
  • Each JIJ rechargeable hand warmer is equipped with a 4000mAh battery (total 8000mAh for 2 units), delivering 8.5–20 hours of continuous warmth you can truly feel. Ideal for camping, skiing, hunting, golf, dog walking, commuting, or outdoor work in winter, and helpful for people with Raynaud's disease or arthritis who need steady warmth.
  • Built with an AI temperature control chip, JIJ electric hand warmers deliver steady, precise heat in just 2 seconds—no more sudden hot or cold swings like other models. Choose from 3 heat levels (Low 113℉ / Medium 122℉ / High 131℉) to keep hands cozy and joints comfortable in any cold environment.
  • Unlike ordinary portable hand warmers, this upgraded version features a digital screen plus LED indicators. Check both temperature and remaining battery power at a glance—more accurate and convenient, making it an ideal choice for camping must-haves, golf accessories, or hunting gear.
  • Use two heated hand warmers separately, one for each hand, or snap them together magnetically for a 360° surround heating experience. This versatile design adapts to your needs—easy to carry in pockets, perfect for skiing, hunting, golfing, football, baseball, or sharing warmth with family and friends.
  • The set comes with a USB cable featuring dual Type-C connectors, allowing both units to charge simultaneously. Each reusable hand warmer is built with 20× advanced safety protections, ensuring safe and reliable warmth anytime. Compact and easy to carry, perfect for outdoor activities, sports, or daily winter use.

Editor's Notes

Written by Nate650 | Staff
  • About this deal:
  • About this product:
    • Rated 4.6 out of 5 stars based on over 115 Amazon customer reviews.
  • About this store:
  • Additional notes:
    • Please see the original post for additional details & give the wiki and additional forum comments a read for helpful discussion.

Original Post

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Top Comments

SimpleCitySlicker
222 Posts
212 Reputation
Project Farm tested these recently. They performed in the bottom half of the devices tested. https://www.youtube.com/watch?v=gIwetYN6SL4

17 Comments

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Yesterday 03:50 PM
52 Posts
Joined Apr 2018
CloserhaloYesterday 03:50 PM
52 Posts
4,000 mAh each (8,000 combined). Code worked for me
Yesterday 04:18 PM
222 Posts
Joined Dec 2008
SimpleCitySlickerYesterday 04:18 PM
222 Posts

Our community has rated this post as helpful. If you agree, why not thank SimpleCitySlicker

Project Farm tested these recently. They performed in the bottom half of the devices tested. https://www.youtube.com/watch?v=gIwetYN6SL4
3
Yesterday 04:42 PM
4,232 Posts
Joined Sep 2010
stegallYesterday 04:42 PM
4,232 Posts
I bought a pair via SD, not this brand, & used them a wee bit yesterday. Now, it wasn't cold to amount to anything, but I was not impressed. However, I do believe they will assist in much colder temperatures, and they did get quite hot on the 2 higher levels. I likely would not buy them again, but they are of value & use, albeit depending on the person and circumstances, I suppose.
Yesterday 04:45 PM
1,129 Posts
Joined Jan 2013
Wildwilly23Yesterday 04:45 PM
1,129 Posts
Quote from SimpleCitySlicker :
Project Farm tested these recently. They performed in the bottom half of the devices tested. https://www.youtube.com/watch?v=gIwetYN6SL4
Can you recommend anything better?Thanks
1
Yesterday 05:34 PM
643 Posts
Joined Apr 2014
dale3hYesterday 05:34 PM
643 Posts

Our community has rated this post as helpful. If you agree, why not thank dale3h

Quote from SimpleCitySlicker :
Project Farm tested these recently. They performed in the bottom half of the devices tested. https://www.youtube.com/watch?v=gIwetYN6SL4
There is a slight possibility that his review is what triggered this discount. His videos are super educational, regardless of them being scientific or not. He applies real-world scenarios to everything he tests.
2
Yesterday 05:37 PM
5,431 Posts
Joined May 2022
AmusedDime497Yesterday 05:37 PM
5,431 Posts
Junk without a digital % display
Yesterday 05:59 PM
1,165 Posts
Joined Feb 2004
IlovedealsYesterday 05:59 PM
1,165 Posts

Our community has rated this post as helpful. If you agree, why not thank Ilovedeals

Quote from Wildwilly23 :
Can you recommend anything better?Thanks
Funaudio hand warmer which was 2nd place was $15 but now $17 for select colors. Is it is worth paying more is a separate question. I have the funaudio one and it is nice and light and heats up fast.
The Mstoekhn brand is $12 with coupon price which is 4th place. I think it is worth paying $2 more for that one. Debatable if worth paying $5 more for funaudio.
1

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Yesterday 07:19 PM
2 Posts
Joined Nov 2015
benjmcgeeYesterday 07:19 PM
2 Posts
Quote from SimpleCitySlicker :
Project Farm tested these recently. They performed in the bottom half of the devices tested. https://www.youtube.com/watch?v=gIwetYN6SL4
But they have AI!
4
Yesterday 08:11 PM
21,653 Posts
Joined Nov 2007
Buckeyefan 1Yesterday 08:11 PM
21,653 Posts
Gloves 🧤🧤🧤
2
Yesterday 10:03 PM
52 Posts
Joined Sep 2010
b0bzillaYesterday 10:03 PM
52 Posts
Bought these last time. Junk! The display is not digital and subpar battery indicator. For $3 more I got one with an actual digital display with battery % and temp reading.
Yesterday 10:12 PM
4,121 Posts
Joined Nov 2013
JumpstarYesterday 10:12 PM
4,121 Posts
For me it says this deal is only for business prime members (you can't add it to cart without that)
Yesterday 10:19 PM
1,065 Posts
Joined Apr 2006
jesterfxYesterday 10:19 PM
1,065 Posts
Quote from Wildwilly23 :
Can you recommend anything better?Thanks
I don't have the ones in op so can't compare on actual use but I got these $10 warmers a couple weeks ago and they seem pretty decent for the price and have no complaints.

https://a.co/d/gGgi1Hk

I like the shape and size, fits well in your hands so your can get your fingers wrapped all the way around...I believe the heat comes, or at least feels, from all sides besides the magnetic flat side. The heat up to level 4 gets hot... Maybe too hot for direct skin at peak heating. And lasts at least a few hours.
1
Yesterday 10:24 PM
2,749 Posts
Joined Dec 2012
fuzzyballzYesterday 10:24 PM
2,749 Posts
These newer generations are such snowflakes, back in my days, we just put hot coal into metal cups for warming.
Yesterday 10:39 PM
6,569 Posts
Joined Jul 2015
vsauceYesterday 10:39 PM
6,569 Posts
Quote from benjmcgee :
But they have AI!
Anything with a pcb is called Ai now

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Yesterday 11:58 PM
179 Posts
Joined Nov 2010
theicetigerYesterday 11:58 PM
179 Posts
so are these suppose to replace gloves? or you warm up in them

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