A new version of the Dexcom ONE app will be released soon. After the update, your low and high alert settings will be reset. Click here for more information

Dexcom ONE Transmitter

The Dexcom ONE transmitter snaps into the sensor and sends real-time glucose readings wirelessly to a compatible smartphone° via Bluetooth. Each transmitter has a 3-month battery life and can be re-used across multiple sensors.
€ 34,90
Tax Included
In stock · Limit 2 Per User
This product is only compatible with other Dexcom ONE products and compatible smart devices.

Smartphone Compatibility Check compatibility with your smartphone

All sales are final. There are no returns or exchanges. Dexcom ONE Transmitters are under limited warranty for 3 months from the date of shipment. For more information, please review the Using Your Dexcom ONE Guide. To report a defect in your Transmitter, please contact our Technical Support Team.
How Dexcom ONE works
Dexcom ONE sensor and applicator

A small discreet sensor measures glucose just beneath the skin.

Person applying Dexcom ONE sensor to abdomen

The transmitter sends a glucose readings every 5 minutes to your compatible smartphone°

Person checking data on Dexcom ONE app

The Dexcom ONE app shows you where your glucose levels are, and where they are heading.

Dexcom One Quarterly Subscription Pack
You may be interested in:
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!

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.

Smartphone Compatibility
Two phones showing Dexcom ONE app, and Dexcom ONE sensor
Dexcom ONE sensor and applicator
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?

°For a list of compatible devices, visit www.dexcom.com/compatibility.

Please review the Using Your Dexcom ONE 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 Dexcom ONE to help manage your diabetes. The product instructions contain important information about troubleshooting and the performance characteristics of the system.