The runtime on higher was a little in excess of 4 hours, so it’s really energy productive. On the medium setting—which I found pretty comfortable—the battery ran for around six hours right before dying. Workers in Chilly Environments: People who work outside in the course of the colder months, https://howlongdoesaheatedvestlas95948.blogocial.com/the-smart-trick-of-battery-heated-vest-that-no-one-is-discussing-67828125