![German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube](https://i.ytimg.com/vi/7ZG-Yq6UtpY/sddefault.jpg)
German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube
![Audi Kühltaschen, Kühl- und Warmhalteboxen | Spindler Service Center Würzburg Spindler GmbH & Co. KG Audi Kühltaschen, Kühl- und Warmhalteboxen | Spindler Service Center Würzburg Spindler GmbH & Co. KG](https://www.spindler-wuerzburg.audi/content/dam/iph/generic-assets/Angebote/Zubehoer/kuehlbehaeltnisse/stage/4096x1280-audi-kofferraum-kuehl-und-warmhaltebox.jpg/_jcr_content/renditions/cq5dam.thumbnail.640.360.iph.hero.png?imwidth=320&imdensity=1)
Audi Kühltaschen, Kühl- und Warmhalteboxen | Spindler Service Center Würzburg Spindler GmbH & Co. KG
![German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube](https://i.ytimg.com/vi/TslAIVQxpoA/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLDP20SUL0qWrvRqmiXVv4TGJvsmqg)
German tinkerer (33) invents -18°C 1 week cooler WITHOUT POWER: High Tech Cooler Batteries SUPER-ISO - YouTube
![Audi Kühltaschen, Kühl- und Warmhalteboxen | Spindler Service Center Würzburg Spindler GmbH & Co. KG Audi Kühltaschen, Kühl- und Warmhalteboxen | Spindler Service Center Würzburg Spindler GmbH & Co. KG](https://www.spindler-wuerzburg.audi/content/dam/iph/generic-assets/Angebote/Zubehoer/kuehlbehaeltnisse/teaser/2275x1280-audi-warmhalte-und-kuehlbox%20.jpg/_jcr_content/renditions/cq5dam.thumbnail.1536.864.iph.png?imwidth=320&imdensity=1)