Daysy Fertility Monitor

Sold by Daysy fertility monitor

Up to 15% Off

Product Details


Set Contents:
  • Monitor 
  • Manual 
  • Power source -  CR2032 battery included
  • App (free)

How To Use
  • Every morning, take your temperature under your tongue.
  • Confirm menstruation on the days you have it.
  • Daysy evaluates your data and calculates your fertility status for the next 24 hours
  • Monitor will determine and display the time of ovulation in the female body by taking your daily basal body temperature through color display:
    • Red = fertile
    • Red days are when to plan for a baby.
    • Red blinking = predicted ovulation day
    • Green = infertile
    • Green days will not lead to pregnancy.
    • Yellow = learning phase/cycle fluctuations
    • Daysy needs to learn more about you. If preventing pregnancy, treat as red days.
  • Optional free app to sync and track past, current and predicted fertility status, temperature curve, cycle statistics, and Ask an Expert feature to contact support staff

Good to Know

  • Android and Apple compatible
  • Clinically proven 99.4% accuracy
  • 2 year manufacturer warranty with 5 year life expectancy
  • 5 inches, 1.5 oz
  • Clean with soft cloth and mild soap or light alcohol. 

The Fine Print


  • This item is sold through the Groupon Store Daysy fertility monitor , operated by Valley Electronics LLC.
  • The merchant is solely responsible to purchasers for the fulfillment, delivery, care, quality, and pricing information of the advertised goods and services.
  • This product is new.
  • Product eligible for free returns within 14 days.
  • Offer is not eligible for promo codes, but is eligible for Groupon Bucks.
  • Shipping and handling charges for the order will be $5.95.
  • U.S. shipments only.
  • Orders are typically delivered in 5-10 business days.
Offer is not eligible for our promo codes or other discounts.

By purchasing this deal you'll unlock points which can be spent on discounts and rewards. Every 5,000 points can be redeemed for $5 Off your next purchase.