Skip to content

Polar WearLink+ Hybrid heart rate monitor battery: CR2025

The Polar WearLink+ Hybrid heart rate monitor takes one CR2025 3V lithium coin cell.

CR20253V

CR2025× 13V lithium coin cell

Also sold as DL2025, ECR2025, KECR2025 · CR2025 details

Source: Polar WearLink+ Hybrid manual

Energizer CR2025 2 pack at Amazon for CR2025 3V lithium coin cell (affiliate link, opens in new tab)Varta CR2025 4 pack at Amazon (affiliate link)

Before you swap it

  • A CR2025 is 2.5 mm thick. CR2016 and CR2032 look the same from the front, but they aren't the same cell, and a thinner one can rattle or lose contact.

Quick answers

Which battery goes in the Polar WearLink+ Hybrid?

One CR2025 3V lithium coin cell.

Is DL2025 the same as CR2025?

Yes. DL2025, ECR2025 and KECR2025 are all the same cell as CR2025, sold under another name.

Will a CR2032 fit instead of a CR2025?

No. It's the same 20 mm width but 3.2 mm thick, against 2.5 mm for a CR2025. Use a CR2025.