Free shipping for orders over 99$ for Canada, USA

ewool®

70W Flat Rechargable Battery

US$135

  • 70W Flat Rechargable Battery

Power through the coldest weather without feeling bulky under your coat. Worn with your ewool PRO heated vest, our new 70W flat battery is the perfect balance between size and power.

Free Shipping

Easy Exchange

Free Returns

One-Year Warranty

Free Shipping

You are most likely living far away from one of our stores. We do not want this to stop you from owning an ewool heated vest. That is why we offer free shipping on all orders purchased in Canada, USA and Europe.

Easy Exchange

We know evaluating the perfect size is difficult until you actually try it on yourself. Once you receive your order, if the size does not fit you, we will exchange it right away within 30 days of your purchase.

Free Returns

We want your purchase to be right. If the size does not fit you, or if you simply want to return the product, we give you a 14-day return window. Beyond that window we extend the return period to 30 days for a flat fee for shipping and handling.

Extended return policy - items that are received between November 10th and December 15, 2022, may be returned up to January 15, 2023.

One-Year Warranty

Our product is carefully designed to deliver incredible performance. We are committed to deliver the best quality. We offer one-year warranty.

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Flat-out powerful.

Power through the coldest weather without feeling bulky under your coat

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Wear with peace of mind.

The 70W flat battery is designed to seamlessly fit in the back pocket of your ewool PRO heated vest. Meeting the rigorous UL1642 certification, you can safely wear it. It’s also TSA approved for air travel.

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Flat and Powerful

This 70 W battery will keep you going steadily for hours in the most extreme cold. That’s three times more powerful than most 22 W competitor batteries.

With its stunning design, the flat portable battery is 12 mm thick (just slightly over ¼ inch) and up to 4 times thinner than other batteries on the market.

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up to3xmore power
up to4xthinner
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Fast charging

The new ewool battery is not only exceptionally flat and powerful but also charges faster. In just 2½ hours the battery is fully charged with the ewool 32W charger. Sold separately.

Buy 32W charger
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Twice the power

Double the battery life of your ewool PRO heated vest with our dual battery kit.

Buy dual battery kit

Order your new ewool 70W flat battery today

Buy Now

Designed in Canada

Canadians know about thriving in the cold. ewool® products are designed and tested in Canada. It’s no coincidence we make the most powerful heated wearables in the world.