What that battery is made of, how it works, and how to keep it working well. That phone in your pocket is a modern miracle. Ditto the laptop on your desk, the tablet in your backpack, maybe even the watch on your wrist. And regardless of what each is capable of, they all have one cornerstone component to thank, one that you probably ought to know how to take care of: A battery.
Jefferson, Jefferson County, Wisconsin. Jefferson is a town in Jefferson County, Wisconsin, United States. The population was 2,178 at the 2010 census. The city of Jefferson is located partially within the town. The census-designated place of Helenville is also located in the town.
Kewaunee County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 20,574. Its county seat is Kewaunee. The county was created in 1852 and organized in 1859. Kewaunee County is part of the Green Bay, WI Metropolitan Statistical Area as well as the Green Bay-Shawano, WI Combined Statistical Area.