A: Yes. Remove batteries, wait 30 seconds, reinsert, and press the MANUAL button before the first auto-sync attempt. This puts the clock in free-run mode.
Last Updated: October 2025
If you’ve recently purchased a , you’ve invested in one of the most reliable, self-setting timepieces on the market. The "RC" in its name stands for Radio Controlled, meaning it synchronizes automatically with a government time signal (such as WWVB in the US, MSF in the UK, or DCF77 in Europe). However, setting up your CH-899 for the first time—or troubleshooting when it goes wrong—can sometimes be confusing without the right instructions. ch-899 chouchin radio controlled clock instructions