watch 01:47 Wiki Targeted (Entertainment) Do you like this video? Play Sound Tegan Jovanka and Norna lift an acid jar. (TV: Frontios) A battery was a device to store energy. According to Ace, a crude battery had been discovered in what had been Mesopotamia. The Seventh Doctor speculated that it was one of Ishtar's prototypes. (PROSE: Timewyrm: Genesys) K9 ran on an electron-fusion nuclear battery. (PROSE: Housewarming) The colonists on Frontios used acid jars as batteries. (TV: Frontios) Penelope Gate's time machine was powered by a mutated Tzun battery. (PROSE: The Room With No Doors) Fission cell batteries were used on Red Rocket Rising. They were cheap and efficient, but very volatile. (AUDIO: Blood of the Daleks) Retrieved from "https://tardis.fandom.com/wiki/Battery?oldid=2960188" Categories: Power sources Technology from the real world + cat Cancel Save Community content is available under CC-BY-SA unless otherwise noted.