Is Daysy reliable and safe?

Yes, Daysy is a medical device with an accuracy of 99,4%

How soon can I trust Daysy's results?

You can trust Daysy's results starting directly from day one.

Daysy is for anyone who menstruates, whether you work shifts, are a mom, want to conceive, wish to prevent pregnancy, or are dealing with cycle-related issues like PCOS or endometriosis.

How long does the temperature measurement take?

The measurement takes just about 60 seconds a day. Simply take your basal temperature each morning after waking up to monitor your cycle.

Do I always have to measure my basal temperature at the same time?

No. What’s important is that you’ve rested for at least one hour and take your temperature immediately after waking, before getting up or moving around.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Daysy Fertility Tracker

Product ID: 137275356

Details

Age Range (Description)
Adult
Battery Cell Composition
Lithium Ion
Brand
Daysy
Color
white
Connectivity Technology
Bluetooth USB
Display Type
Digital

📊99.4% accuracy

📱Free app with Bluetooth sync

🌡️Smart basal body temperature tracking

฿28160

Duties & taxes included

In stock

Sold byAmazon ThailandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Thailand.

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Description

🌟 Own Your Cycle, Own Your Future

SEAMLESS SMART SYNC - Bluetooth-enabled device pairs effortlessly with a free app for real-time cycle insights anytime, anywhere.
CRAFTED WITH EXPERTISE - Backed by 40+ years of German-Swiss innovation, designed for the modern professional woman who demands precision.
HORMONE FREE NATURAL - Track your fertility naturally using basal body temperature—no invasive methods or hormones involved.
PRECISION YOU CAN TRUST - Achieve 99.4% accuracy in identifying fertile windows—no guesswork, just confidence.
INSTANT FERTILITY STATUS - Clear red/green LED indicator gives you an immediate, easy-to-understand fertility signal every morning.

Daysy Fertility Tracker is a hormone-free, FDA-registered smart basal body temperature monitor that delivers 99.4% accuracy in predicting fertile and non-fertile days. Designed in Switzerland and crafted in Germany, it pairs via Bluetooth with a free app to provide personalized, real-time fertility insights through a simple red/green LED display. Ideal for professional women seeking natural, precise family planning without subscriptions or invasive methods.

Specifications

ASIN	B01HNCPTWQ
Additional Features	BBT Precision, Cycle Tracking, FDA-registered, Hormone-free, Ovulation Prediction
Age Range Description	Adult
Battery Cell Type	Lithium Ion
Best Sellers Rank	#247,645 in Health & Household ( See Top 100 in Health & Household ) #72 in Ovulation Tests #1,765 in Activity, Health & Wellness Monitors
Brand	Daysy
Built-In Media	Daysy sensor, sensor cap, and charging cable
Color	white
Connectivity Technology	Bluetooth, USB
Customer Reviews	4.5 4.5 out of 5 stars (326)
Display Type	Digital
Item Dimensions	1.81 x 1.89 x 0.87 inches
Item Length	5.1 inches
Item Weight	0.04 kg
Manufacturer	Valley Electronics AG
Model Name	Daysy
Model Number	Daysy
Style Name	Specialized
Unit Count	1 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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฿28160

Duties & taxes included

In stock

Sold byAmazon ThailandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Thailand.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

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