Radio Controlled Movement LCD display sweep second hand quartz clock movement alrm clock movement Radio ... (DCF), DM7841(MSF) - Step Second HandFeatures:1. Frequency:40KHZ/60KHZ auto change(JJY),77.5KHZ(DCF),60KHZ(WWVB, MSF)2. Operating ... (JJY, WWVB),70uV/m(DCF,MSF)9. Alarm Accuracy: 5minutes10. LCD size(MM): 40*12(View Area) Month/Date/Week11. Buzzer ...