Retractable awnings adapt to altering skies, extending for shade or shelter from light rain

https://www.mediafire.com/file/nrxdg5pqspon8lt/pdf-80980-73040.pdf/file

Retractable awnings adjust to altering skies, extending for shade or shelter from light rain, then stashing to expose sun or starry nights, all with smooth, low-maintenance mechanisms.