Comprehensive Replacement Kit – Two CR2032 coin batteries + small opening tool for a quick, seamless heart-rate chest strap battery replacement.
OEM-Quality Cells – High-purity, 3V lithium CR2032 batteries for precise fit, strong Bluetooth/ANT+ signal, and reliable performance during every workout.
Not Compatible – Devices and monitors that use CR2025, CR2016, CR2450, AAA/AA, built-in rechargeable packs, or any battery size other than CR2032. Check your current battery or product manual before ordering.
Installation Guide + Free Tool – Included tool helps open the battery compartment cleanly; follow the simple step-by-step instructions to swap the cell and get back to accurate heart-rate tracking in minutes.