Keep the clock near a window (ideally facing Colorado for the WWVB signal). It can take anywhere from a few minutes to a full night to sync. sharpclocks.com Manual Time Setting
Once the battery is in, the hands will quickly advance and stop at 12:00 . The clock will then search for the radio signal, which can take anywhere from a few minutes up to a few days depending on signal strength. ch899 chouchin radio controlled clock instructions free
If you need a detailed manual or have lost your original instructions, you can search online for "CH899 Chouchin Radio Controlled Clock manual" or "CH899 Chouchin Radio Controlled Clock instructions PDF." Several websites offer free downloads of user manuals for various clock models, including the CH899. Keep the clock near a window (ideally facing