Ch-899 Chouchin Radio Controlled Clock Manual [upd]
It typically takes 3–15 minutes to catch the signal, though in some areas it may take overnight. Manual Time Setting
: Ensure the Daylight Savings Time (DST) switch is set to ON if you want the clock to adjust automatically in spring and fall. MSF Radio Controlled Wall Clock - TLC Electrical Supplies ch-899 chouchin radio controlled clock manual