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Bottle of Light, app zainspirowany litr Light - Dowiedz się, jak doprowadzić światło dzienne w
Bottle of Light, app inspired by Liter of Light - Learn how to bring daylight into your dark livingroom.
Liter of Light is an open source design for low-cost light tube. (Wikipedia) The light tube refracts solar light and provide daytime interior lighting.
In this app there is two versions of the Liter of Light: one with daylight and one with LED-light and solar panel.