We also provide batteries for 12V outfits but due to the more powerful efficiency, the batteries are bulkier than 7V batteries and don't last as long as 7V batteries on just one charge. Resources: What fabrics had been Employed in the development? How properly do the outer layers and https://howdoesvoltexheatedvestwo45295.ampblogs.com/womens-heated-vest-options-68671816