CHKOSDA Remote Control Silent 6 Digital Led 3D Wall Clock with Calendar/Thermometer/Alarm and Timer(White) 5.9 inches single digital, long-distance readable. It is very suitable for public place. High brightness and 8-level brightness adjustment, choose the best brightness by yourself. Distance for the controller is 30 meters (without obstacles). This clock can show calendar and temperature(need to switch). Support countdown! Ultra-long countdown for 99 days and 99 hours and 99 minutes