What is the Astro program feature available on the Type 12.81 model?
The Type 12.81 Astro time switch includes an Astro program that automatically calculates sunrise and sunset times based on the date, time, and location coordinates. Location coordinates can be easily set for most European countries through postcodes.
From the official Finder 12 51 Digital Time Switch Dailyweekly Programming manual, page 2
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