We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in

Digital Basal Thermometer 0.01°F Accuracy

SKU CH-2SN4-HV8WD

Digital basal thermometer delivers 0.01°F accuracy with waterproof tip, LCD display and 200-hour battery life for ovulation and pregnancy tracking

  • ColorPurple
  • Clinical-grade accuracy with 0.01°F precision sensor
  • Longer stabilization period for reliable ovulation tracking
  • Switch between °C and °F with simple button hold
  • Large LCD display and one-button operation for easy daily use
  • Waterproof tip cleans easily and lasts 200+ hours

Digital Basal Thermometer for Fertility Tracking

This digital basal thermometer is designed for women monitoring fertility and ovulation cycles. It delivers clinical-grade accuracy of 0.01°F to detect subtle temperature shifts. The device supports oral, rectal, and underarm measurement modes for personalised comfort. A clear LCD display and one-button operation ensure an effortless daily tracking experience.

Upgrade from Standard Fever Thermometers

Standard fever thermometers typically lack the 0.01°F resolution required for basal body temperature charting. This model uses a longer stabilisation period to achieve the precision needed for cycle monitoring. The jump is worth it when you are actively trying to conceive or using fertility awareness methods. It replaces guesswork with reliable data for identifying your fertile window.

Check Your Tracking Routine Before Ordering

This thermometer requires a longer testing time of about two minutes for oral or rectal use and five minutes underarm. You must be willing to keep the probe in place for the full duration each morning. Consistent measurement method and timing are essential for reliable chart interpretation. The waterproof tip allows easy cleaning with alcohol wipes for daily hygiene.

Highlights

  • Clinical-grade accuracy with 0.01°F precision sensor
  • Longer stabilization period for reliable ovulation tracking
  • Switch between °C and °F with simple button hold
  • Large LCD display and one-button operation for easy daily use
  • Waterproof tip cleans easily and lasts 200+ hours

Specifications

ColorPurple

Questions about this item

What cleaning method does the waterproof tip require?

The waterproof probe can be cleaned with alcohol wipes or disinfectant after each use.

How do I switch between Celsius and Fahrenheit on this thermometer?

Turn the device off, then hold the power button for 2 seconds to toggle the temperature unit.

How long will the battery last with daily fertility tracking?

The battery provides over 200 hours of use, roughly one year at three measurements per day.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.