Duck Radio Thermometer Makes Bath Time Efficient!Travis Hudson4/16/07 7:00pm8EditPromoteDismissUndismissHideGo to permalinkRub-a-dub-dub, a convergence ducky in the tub. This rubber plastic ducky has a couple features. It has an LCD display that will show the current water temperature in Fahrenheit or Celsius. It also acts as a radio to make bath time that much entertaining. $25.