BATTERY TECHNOLOGY

LONG LASTING
HEAT TIMES

Our in-house, rechargeable Lithium-Ion batteries are designed with you in mind. Featuring industry-leading heat times to keep you warm for hours.

COMPLETE
PROTECTION

We test our batteries to ensure they meet safety and regulatory requirements.* Many of our batteries include an LED power status indicator, over charge and thermal protection.

SMARTPHONE
CHARGING

Some battery models feature USB output to charge smartphone and USB devices.**

UNIVERSAL
USB CHARGING

Charging is simplified with USB charging on certain models.***
Heated Apparel & Accessories 12 volt Bluetooth Battery

Powersheer™ 12v

Our most premium and largest battery capacity in our Powersheer™ line. Mobile Warming Technology® uses only the highest quality Lithium-Ion batteries to ensure long-lasting power and battery life for our battery heated clothing. The 12V DC output port is compatible with all of our 12V heated gear. Additional Universal USB output allows you to charge your smartphone and other devices. The integrated Nightsheer™ LED flashlight is built in to light your pathway. The Powersheer™ XXL 12V Lithium-Ion battery is compatible with only Fieldsheer 12V Jackets, Vests, and Dual Power heated gear.




Heated Apparel & Accessories 7.4 volt Plus Lithium-Ion Battery

7.4V+ Plus

The 7.4V Plus Li-Ion is part of our new 2020 line of Micro USB charging Mobile Warming® batteries. The 7.4V Plus is our premium 7.4-volt battery featuring a larger milliamp hour capacity, enabling longer heat times and the capacity to target more heat zones than our 7.4V Standard battery. The 7.4V Plus also offers a built-in LED Flashlight and USB output to let you use your battery as a power bank to charge mobile devices. With over 15 years in the heated apparel industry, Fieldsheer® has focused on using only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. Our batteries are designed to power your Fieldsheer garment with Mobile Warming® Technology to give you hours of heat, ensuring you stay warm and comfortable. These 7.4V plus battery comes standard is our Men’s and Women’s Adventure Jackets and Universal Handwarmer but is compatible with ALL Fieldsheer 7.4V Heated Jackets, Vests, and Baselayers.

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Mobile Warming Heated Apparel 7.4 Volt Li-Ion Battery

7.4V Standard Li-Ion Battery

The 7.4V Standard Li-Ion is part of our new 2020 line of Micro USB charging Mobile Warming® batteries. Fieldsheer® uses only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. Our batteries are designed to power your Mobile Warming product for hours, ensuring you stay warm and comfortable. These 7.4V batteries are compatible with only Mobile Warming 7.4V Heated Jackets, Vests, and Baselayers.

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7.4 Soft Touch Battery

Soft Touch 7.4V

Our standard 7.4V Soft Touch battery delivers ample heat for hours on end via our Mobile Warming Technology®. Fieldsheer® uses only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. This 7.4V battery comes standard in our Phase Hoodie, High-Vis Jacket and is compatible with only Fieldsheer 7.4V heated jackets and vests with Mobile Warming Technology.

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Mobile Warming 2in1 Glove Battery

7.4V Heated Glove Battery

The Fieldsheer® heated glove 2in1 Battery features a smart split-pack design to allow you to distribute the weight evenly across the wrist. Fieldsheer® uses only the highest quality Lithium-Ion batteries to ensure long-lasting power and battery life. Our batteries are designed to power your Mobile Warming product for hours, ensuring you stay warm and comfortable. These 7.4V batteries are compatible with only Fieldsheer 7.4V Gloves.

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3.7volt Bluetooth Battery for Performance Socks

3.7V Premium Sock Battery

The 3.7V Premium Bluetooth® heated sock Battery is part of our new 2020 line of Micro USB charging Mobile Warming® batteries. Fieldsheer® uses only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. Our batteries are designed to power your Mobile Warming product for hours, ensuring you stay warm and comfortable. The 3.7V Premium Bluetooth® battery is exclusive to our Premium BT heated sock and can be controlled with the MW Connect® App.

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Heated Standard Sock Wireless 3.7v Battery

3.7V Standard Heated Sock Battery

Our 3.7V standard sock battery delivers ample heat for hours on end via our Mobile Warming Technology®.Fieldsheer® uses only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. These 3.7V batteries are compatible with only Fieldsheer Heated Socks.

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Mobile Warming Heated Apparel 3.4 Volt Thawdaddy Battery

3.7V Thawdaddy Battery

Our 3.7V Thawdaddy battery delivers ample heat for hours on end via our Mobile Warming Technology®.Fieldsheer® uses only the highest quality Lithium-ion batteries to ensure long-lasting power and battery life. The 3.7V Thawdaddy battery is compatible with only Mobile Warming Thawdaddy Heated Vests.

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Micro USB charging

Many of our batteries feature Micro USB charging. Use any universal micro USB charger to give your battery some juice, or purchase one from us!

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