Ch-899 Chouchin Radio Controlled Clock Manual -

In normal mode, press and hold the M.SET button . The second hand will stop, indicating it has entered manual setting mode.

The CH-899 is a popular, reliable radio-controlled movement often found in wall clocks. It is designed to receive the 60 kHz WWVB radio signal, ensuring synchronization with the atomic clock in the USA. ch-899 chouchin radio controlled clock manual

Release the button and press it briefly to move the time forward by one minute at a time. In normal mode, press and hold the M