If the DCF signal is weak in your area, you can configure the device manually using the rear panel buttons. Manual Time and Date Configuration
: DCF77 radio-controlled atomic clock with automatic summer/winter time updates. wireless weather station h10515 dcf manual link
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The is a highly reliable, 433 MHz radio-controlled consumer weather station originally manufactured for and distributed by European retailers like Lidl . This versatile device tracks indoor and outdoor environmental changes while staying perfectly synchronized with the central European atomic time via the Frankfurt-based DCF77 signal. If the DCF signal is weak in your
batteries depending on the specific revision, while the remote sensor uses set the daily alarm use the following resources:
If you are looking for the original operating instructions or technical details for custom projects (like reading the sensor data with a Raspberry Pi), use the following resources: