This is the title of a fantasy novel by Gary McGath , published in 2020.
The most common real-world reference is a utility App for macOS developed by Sascha Simon. Magic Battery
: It displays the battery levels of connected Bluetooth devices—such as the Magic Mouse , Magic Trackpad , and Magic Keyboard —directly in the Mac menu bar. Features : This is the title of a fantasy novel
: Set in a fictional 16th-century Germany, the story follows Thomas Lorenz, a mage who invents "pushbutton" magical devices—effectively "batteries" for magic—that allow non-mages to use spells. the story follows Thomas Lorenz