Hotronic Battery Pack XLP 1S BT _ALUMINUM so you can keep your

so you can keep your feet warm while saving money

Easy to change

and odor-resistant

Darn Tough takes pride in their commitment to quality

Hotronic Battery Pack XLP 1S BT _ALUMINUM so you can keep yourHotronic Battery Pack Hotronic Battery Pack XLP 1S BT are high performance Bluetooth batteries for your Hotronic heated socks. The low weight battery's have a compact design to fit on the socks and in your boots. The intelligent charging technology allows for the batteries to charge quickly and efficiently. The socks with this battery will have constant heating power. They are also controlled via Bluetooth and the Hotronic app. This product keeps you