How long does the transmitter last?

Your transmitter is covered under a limited warranty for three months, starting from the shipment date. An alert message shows when your transmitter has about one week left. Replace the transmitter as soon as possible when you see the message.

Was this article helpful?

LBL020847 Rev002

LBL020847 Rev002

© 2026 Dexcom, Inc. All rights reserved.

GB flag

GB

Change region