Use Instructions

may damage the probe.
• Do not use the thermometer if there are signs of damage or after a drop/shock that
might have caused damage. If damaged, do not attempt to repair. Please contact
Customer Support at help.naturalcycles.com.
• Do not store in direct sunlight or at high temperatures- see Product Specifications
section.
• Avoid exercise and drinking hot or cold beverages before taking a temperature as
these activities may affect the accuracy of the measurement. If the thermometer has
been stored in cold and hot conditions, it should be left for 30 minutes to stabilize to
room temperature before attempting the measurement.
• The use of heat and cold producing devices, such as electric heating blankets,
heating pads or ice packs, may impair the performance of device and increase the
risk of injury to the patient.
About Temperature Measurements
Normal oral temperature readings vary throughout the day. Level of activity, time of day,
beverages, smoking and other factors may also affect body temperature. This device is
calibrated at the time of manufacturing. No recalibration is required. Contact Customer
Support at help.naturalcycles.com/ for any accuracy issues.
Operating Your Thermometer
The Thermometer can either be used by itself or the user can sync the temperature
temperature data to the Natural Cycles app on their smartphone. Before using the
thermometer for the first time, pull the plastic tab sticking out of the battery hatch to
activate the battery.
To Set Up Your NC° Thermometer (Gen3) With A New Mobile Device
1. Press the settings button on the thermometer. Pressing the settings button will make
the thermometer look for the app to establish connection for 60 seconds, if the app is
not found, the thermometer shuts itself off.
2. Open iOS/Android Natural Cycles smartphone app for additional pairing instructions
if using thermometer with smartphone. When the thermometer finds the smartphone
app, a connection is established.
3. Once the thermometer connects with the phone/device, you should see the setup
complete screen.
Fahrenheit / Celsius Switchable Feature
The thermometer takes measurements in both Fahrenheit and Celsius. When the
thermometer is off, press and hold the settings button for 5 or more seconds to switch
the measurements from Fahrenheit to Celsius or Celsius to Fahrenheit. The
thermometer screen will confirm the switch to Fahrenheit or Celsius. You can change
thermometer settings in the app as well.
History Mode