3.7v Thawdaddy Battery beanie The Backcountry Heated Jacket features

The Backcountry Heated Jacket features a lightweight nylon shell

while Odorsheer® technology helps you stay fresh through long days on the trail

The Heated Insoles are a must-have for anyone who battles cold extremities

Numerous deep pockets to store and protect all your essentials

YKK zippered hand pockets

3.7v Thawdaddy Battery beanie The Backcountry Heated Jacket featuresThe 3. 7 volt Thawdaddy battery is compatible with only Mobile Warming Thawdaddy Heated Vests. To learn more about which garments are compatible with what batteries, check out our Mobile Warming Technology Battery Compatibility Chart. Specifications: Rating: 3. 7volts, 2000mAh Input: DC 4. 7volt, 750mA Charge Time: 4 5 hours Size Inches: 2. 1in x 1. 8in x 0. 35in Size Metric: 53. 3mm x 44. 5mm x 9mm Garments Compatible: Smart ThawDaddy Vest