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🌡️ Track with precision, plan with confidence — never miss your moment!
The B-Arm Basal Body Digital Ovulation Thermometer delivers medical-grade accuracy with 0.01°C resolution and instant 1-second readings. Designed for millennial professionals seeking reliable fertility insights, it features a user-friendly digital interface, a reusable battery-powered design, and an included ovulation chart to effortlessly track and analyze basal body temperature trends. Compact and durable with ABS plastic housing, this ovulation tracker empowers informed pregnancy planning and natural birth control with trusted precision.





| ASIN | B0CM12TXCG |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #12,888 in Health & Personal Care ( See Top 100 in Health & Personal Care ) #28 in Thermometers (Health & Personal Care) |
| Brand | B-Arm |
| Brand Name | B-Arm |
| Colour | White |
| Country of Origin | India |
| Customer Reviews | 4.1 out of 5 stars 90 Reviews |
| Display Type | Digital |
| Included Components | 1 thermometer |
| Indoor Outdoor Usage | Indoor |
| Item Length | 16 Centimetres |
| Manufacturer | B-Arm Medical Technologies Private Limited, B-Arm Medical Technologies Private Limited |
| Manufacturer Contact Information | B-Arm Medical Technologies Private Limited |
| Model Name | DT-12 |
| Model Number | DT-12 |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Outer Material | Plastic |
| Outer Material Type | Plastic |
| Packer Contact Information | B-Arm Medical Technologies Pvt. Ltd., 2C, 35-36 GKD Nagar, Pappanaickenpalayam, Coimbatore, Tamil Nadu, India, 641037, Contact: +91 9818172178, [email protected] |
| Part Number | B-OT-DT12-1 |
| Power Source Type | Battery Powered |
| Product Care Instructions | Wipe Clean |
| Resolution | 0.01 |
| Response Time | 1000 Milliseconds |
| Reusability | Reusable |
| Special Feature | High Accuracy |
| Special Features | High Accuracy |
| Specification Met | CE |
| Unit Count | 1.00 Count |
K**L
Perfect for BBT tracking and very affordable!
I bought the B-ARM ovulation thermometer recently, and it’s been amazing for tracking my cycle. It's super budget-friendly but works just as well as the expensive ones. It gives really accurate readings, and the 2-decimal accuracy makes it so easy to catch those tiny temperature shifts every morning. I also love that it includes a handy ovulation chart and a plastic container to keep the thermometer safe and clean when I'm not using it. Honestly, it does exactly what I need it to do without breaking the bank. My search for a good tracking thermometer is definitely over. If you're looking for a simple, reliable way to track your BBT, I highly recommend this one!
C**A
Works overall
The product is good. It works correctly. It is value for money. It is accurate.
N**A
Satisfied with purchase
Quite useful. Packaging is nice and sturdy. All instructions are clearly mentioned in the manual, which made it easy for me to use the product. satisfied 👍
A**.
B arm digital ovulation thermometers
Incorrect reading
A**R
Sometimes doesn’t function properly
The product is very nice. The only problem is it doesn’t work properly sometimes like it doesn’t show the reading or doesn’t beep. I need to tap harshsly behind the device to make it work
A**A
Stopped working in a week
Worked well for a week and then stopped working entirely!
S**A
Quality, accuracy and easy
Really satisfied with the purchase good packaging, quick delivery and also quality product .... Tested it for temp accuracy it's on point definitely recommend those wanting to track bbt during cycle monitoring
A**H
This is amazing
The thermometer is very precise and came in amazing packaging. Highly recommended
Trustpilot
1 month ago
2 weeks ago