This battery is in the heart rate monitors (Ant+ and Bluetooth). You can order it as a spare.
Premium CR2450 Cr1632 3v Button Cell With Pins 3V Lithium Battery For PCB From Eastred, $402.52
CR2450 remote battery 3v for wall mounted transmitter
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Of 500 CR2450 3V Cr1632 3v Button Cell With Solder Welding Tabs From Eastred, $219.9
CR2450, 3V Lithium button cell, Application range:, > Keyless remote entry systems > Cameras > Calculators > Watches > Backup battery in computers,
Coin Cell CR 2450
High quality CR2450 Batteries Coin Battery for Automotive Key Fob Reliable Power Performances and Easy Replacement
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FDK CR2450 Battery Replacement - 3 Volt 610mAh Lithium Coin Cell
Do not worry. Battery CR2450 is empty - Devices & Integrations - SmartThings Community
Battery for Panasonic FP-X Series Controllers, GT32 Display, GT32M Display, GT32T Display Afpx-batt, CR2450
