A Fitbit fitness tracker device that’s powered by a battery that runs for 20 hours is here to stay.

A Fitbit spokesperson told me the device will remain compatible with all Fitbit devices through 2020, as well as with all the Fitbit app-enabled smartwatches, fitness trackers, and other smartwears and wearables that support the system.

The Fitbit product line also includes the FitBit Charge, a larger fitness tracker that costs $199 and includes a more powerful processor and camera that will help you keep up with your workout goals.

“Fitness is the #1 thing I do every day, so I think it’s important that our products are as compatible as possible,” the Fitbits spokesperson said.

You can find a full list of Fitbit products here.