I've been using these for several years now, batteries still last about 4 hours on medium, six hours on low.
Most of the time low is enough, but around freezing you might need to use medium.
High must be for riding in the Arctic!
https://voltheat.com/collections/front-page-grid-1/products/avalanche-extreme-heated-gloves
Most of the time low is enough, but around freezing you might need to use medium.
High must be for riding in the Arctic!
https://voltheat.com/collections/front-page-grid-1/products/avalanche-extreme-heated-gloves