If you're having trouble with the or sensor pairing , let me know:
: Always insert batteries into the outdoor transmitter first , then the base station. This ensures the base station is "listening" when the transmitter sends its first signal.
For standard operating procedures common to this model, refer to the Operating Instructions provided by Key Setup Instructions DCF Signal (Radio-Controlled Time):
To clear the maximum/minimum temperature data, press and hold the button in the normal display mode. www.weather-station-products.co.uk Technical Review Highlights User manual Sencor SWS 51 B (English - 9 pages)
You can download the digital manual for the H10515/DCF from this Google Drive Link Operating Guide:




