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Dexcom ONE Transmitter
The Dexcom ONE transmitter snaps into the sensor and sends real-time glucose readings wirelessly to a compatible smartphone° via Bluetooth.
Smartphone compatibility applies to this product.
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€34.90

Limit 2 per order

Dexcom account required

Each transmitter has a 3-month battery life and can be re-used across multiple sensors.
This product is only compatible with other Dexcom ONE products and compatible smart devices.

How Dexcom ONE works

Dexcom ONE on belly
A small discreet sensor measures glucose just beneath the skin.
Dexcom ONE on belly
The transmitter sends a glucose readings every 5 minutes to your compatible smartphone°.
Dexcom ONE app on phone
The Dexcom ONE app shows you where your glucose levels are, and where they are heading.
Dexcom one sensors and transmitter

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Dexcom ONE subscription

Get all your Dexcom ONE supplies delivered to your door, with automated payments and shipments. The easiest way to enjoy the full-time wear of Dexcom ONE, whilst making the best savings!
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iPhone and Samsung smartphone with Dexcom one devices

Your smartphone compatibility

In order to use to use the Dexcom ONE app, you first need to ensure that it your smartphone's model and operating system is compatible with our app.
Check smartphone compatibility
Dexcom ONE sensor and box on table

You may also need:

Dexcom ONE Sensors

The Dexcom ONE sensor continuously measures glucose levels just beneath the skin. Each sensor comes with an auto-applicator and can be worn up to 10 days.

Have questions about the Dexcom ONE CGM System?

  • Read FAQs
° For a list of compatible smart devices, please visit dexcom.com/compatibility.
Please review the Dexcom ONE User Guide before using. Indications, contraindications, warnings, precautions and other important user information can be found in the product instructions included with the Dexcom ONE. Discuss with your healthcare professional how you should use the information displayed on the Dexcom ONE to help manage your diabetes. The product instructions contain important information about troubleshooting and the performance characteristics of the system.

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