1 / 7SAVIOR HEAT SWB03 3000mAh Rechargeable Battery
SAVIOR HEAT SWB03 is a single rechargeable lithium-polymer battery intended for electric heated gloves and other heated wear. The listing claims 7.4 V and 3000mAh, with runtimes that vary by heat setting.
At a glance
- A single SWB03 battery is specified at 3000mAh and 7.4 volts.
- The listing names heated gloves, mittens, liners, socks and hand muffs as intended uses.
- The stated runtime varies from 2.5 to 9 hours depending on the heating level.
Reference price: $26.99
Price checked: Nov 14, 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- Rechargeable battery for compatible heated wear, with a stated 3000mAh capacity.
- The listing gives a mode-dependent runtime range, helping buyers plan for different heat settings.
Technical specifications
10 specifications| Brand | SAVIOR HEAT |
|---|---|
| Model | SWB03 |
| Battery type | Lithium Polymer |
|---|---|
| Capacity | 3000 milliamp_hours |
| Voltage | 7.4 volts |
| Rechargeable | Rechargeable |
| Battery weight | 31 g |
| Recommended uses | Handmuff, Heated Gloves, Heated mittens, Heated socks |
|---|---|
| Claimed runtime | 2.5-9 hours at different heating levels |
| Claimed charge time | About 4-5 hours for fully charged with Savior heat Standard Charger |
What to know before buying
Listing details to confirm
The listing's product details specify SWB03 at 3000mAh, while a comparison section also describes SWB01 at 2200mAh and SWB07 at 4400mAh. Confirm the selected model is SWB03. Runtime depends on heat level. The listing says the charger is not included and recommends the SAVIOR HEAT standard charger. It recommends SAVIOR HEAT products, while also naming other brands as compatible, so confirm connector and voltage before using with another brand.
What’s in the box
Included- 1 SAVIOR HEAT battery pack
Who is it for?
A good fit for
- Owners of compatible SAVIOR HEAT heated gloves, mittens, liners, socks or hand muffs who need a replacement battery.
- Buyers seeking one rechargeable battery rather than a pair.
Less suited to
- Buyers who need a charger included in the package.
- Anyone unable to confirm that their heated product matches the battery's connector and voltage.
Customer reviews on Amazon
- 5 stars
67% 67% - 4 stars
14% 14% - 3 stars
9% 9% - 2 stars
10% 10% - 1 star
0% 0%
The supplied evidence includes aggregate ratings but no written customer feedback. Ratings lean positive overall, though a noticeable share are lower-star ratings. This does not establish specific strengths or explain dissatisfaction, so buyers should focus on confirming compatibility and the mode-dependent runtime for their heated gear.
Frequently asked questions
Is the charger included?
No. The package description says one SWB03 rechargeable battery is included and the charger is not included.
How long does it run?
The listing claims 2.5-9 hours at different heating levels, so runtime depends on the selected setting.
Can it work with another brand's heated gloves?
The listing names several other brands but also recommends using the battery with SAVIOR HEAT products. Confirm voltage and connector compatibility before purchase.
How long does charging take?
The listing estimates about 4-5 hours with the SAVIOR HEAT standard charger. That charger is not included.
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Offer details
- The listing says to remove the battery from heated gloves while charging or washing.
- For storage maintenance, the listing recommends charging the battery every two months when not in use.