Replacement Lithium Battery, 3.7V, 300mAh

This replacement lithium-ion battery is engineered as a direct replacement for the Garmin Fenix 3 smartwatch, delivering reliable power for extended field operations and daily wear. With a 3.7V nominal voltage and 300mAh capacity, the battery provides consistent energy output to support the device's GPS tracking, fitness monitoring, and connectivity features. The lithium-ion chemistry ensures stable discharge characteristics and a longer lifespan compared to traditional battery technologies, making it an economical choice for organizations that deploy multiple Fenix 3 units across teams or operations. This battery is ideal for outdoor professionals, field service technicians, and industrial teams who rely on wearable GPS devices for navigation, time tracking, and activity monitoring in demanding environments. Its compact form factor integrates seamlessly into the Fenix 3 housing without modification, ensuring plug-and-play functionality immediately upon installation. The lithium-ion construction provides superior cycle life, allowing the battery to retain 80 percent or more of its capacity over hundreds of charge cycles, which translates to reduced replacement frequency and lower total cost of ownership for bulk users. The battery is manufactured to maintain performance across a wide operating temperature range, supporting both indoor facility work and outdoor fieldwork in variable climates. It is compatible with standard Garmin charging docks and USB charging protocols associated with the Fenix 3, eliminating the need for specialized charging equipment. For industrial buyers managing fleets of GPS-enabled devices, stocking this replacement battery minimizes downtime by enabling quick device servicing and extending operational life. This battery meets standard safety certifications for lithium-ion power storage and is suitable for businesses in construction, surveying, forestry, emergency response, and asset tracking sectors.