Safety 1st Duck Thermometer: Fahrenheit & Celsius indicator Duck turns into a toy after temperature is taken Prevents accidental scolding & injury Safety 1st Bath Duck Thermometer is a clever little duck toy that sits inside a thermometer ring that sits on top of the bath water & indicates the temperature to prevent accidental scolding. The bath duck toy can simply pop out of the thermometer ring & be used as a toy after the temperature has been taken.