Omron TH839S Ear Thermometer


In stock

  • 1 Second Quick Measurement
  • 9 Sets Memory
  • Fever Alarm with Beeper

In stock


TH839S Ear Thermometer

The Omron Ear thermometer provides quick 1 second readings, with professional accuracy.
Gentle temperature measurement for both adults & infants/young children

Click here for Thermometry Helpful Hints

Product Features

  • 9 Sets memory
  • 1 Second Quick Measurement
  • Fever Alarm with Beeper (for body temperature over 37.5 °C (99.5 °F) )
  • Selectable °C / °F mode
  • Ergonomic Design for easy handling
  • Powered by 1 x CR2032 button battery

Always read & follow the instructions for use & health warnings. If symptoms persist, talk to your health professional.


  • Swallowing may lead to serious injury in as little as 2 hours or death, due to chemical burns and potential perforation of the oesophagus.
  • If you suspect your child has swallowed or inserted a button battery immediately call the 24-hour Poisons Information Centre on 13 11 26 (Australia) or 0800 764 766 (New Zealand) for fast, expert advice.
  • Examine devices and make sure the battery compartment is correctly secured, e.g. that the screw or other mechanical fastener is tightened. Do not use if compartment is not secure.
  • Dispose of used button batteries immediately and safely. Flat batteries can still be dangerous.
  • Tell others about the risk associated with button batteries and how to keep their children safe.

Instruction Manuals

TH839S Instruction Manual

TH839S Helpful Hints