CTA-303

Antibacterial and water resistant thermometer

Reliable and accurate 3-in-1 thermometer

The CITIZEN CTA303 digital body thermometer is all you need to keep track of temperature changes - with precise readings within ±0.1°C in just 60 seconds. Take care of the health of your loved ones with the touch of a button. Our digital thermometer enables 3 precise measurement methods (oral, underarm and rectal) with professional technology that delivers fast and accurate readings for the whole family.

  • Antibacterial ISO22916 compliant
  • Easy to clean - water resistant and fully washable
  • High temperature alert with beeping notification
  • Fast and accurate readings with memory recall
  • Long life battery with power off function
  • Practical storage case
  • Stores historical readings

  • Switches between celsius and fahrenheit

  • Water resistant

  • Anti-bacterial surface

  • Built-in buzzer

  • Fever alarm

Measurement system Temperature peak hold thermometer
Temperature measurement range 32.0°C - 42.9°C (90.0°F - 109.9°F)
Temperature accuracy
  • Celsius ±0.1°C (35.5 - 42.0°C)
  • Fahrenheit ±0.2°F (95.9 - 107.6°F)
Power source
  • 1x LR41 micro alkaline battery
Battery life
  • Approx. 2 years (if used for 10 mins per day)
Unit dimensions W19 x L126.7 x D11.2 mm
Unit weight Approx. 10.2g (including batteries)