Replacement Battery Cameron Sino for Garmin Vivoactive 4S (40 mm) 130mAh Li-Polymer

Cameron Sino replacement battery for Garmin Vivoactive 4S (40 mm) is a Li-Polymer cell with a nominal capacity of 130 mAh, manufactured as a direct-fit spare part for battery replacement and repair. The battery is shaped to match the smartwatch's internal compartment and contact layout, allowing restoration of operating time when the original cell no longer holds charge. It is intended for users who need to replace a degraded or failed battery to return the device to regular use.

Advantages

The battery offers a compact Li-Polymer design appropriate for small wearable devices, providing the nominal 130 mAh capacity that matches the original power requirements of the Garmin Vivoactive 4S (40 mm). Its form factor and contact arrangement are designed for direct installation, which simplifies replacement when performed by a technician or experienced user. Using a compatible replacement cell restores runtime without requiring changes to the device's charging system or connectors.

Suitable for

• Replacing degraded or swollen battery cells in Garmin Vivoactive 4S (40 mm)
• Smartwatch repair and refurbishment services
• DIY battery replacement by experienced users with appropriate tools
• Restoring device runtime before resale or continued use

Key specifications

• Battery chemistry: Lithium‑Polymer (Li‑Po)
• Nominal capacity: 130 mAh
• Intended device form factor: 40 mm smartwatch
• Design: compact, thin cell shaped for internal smartwatch compartment
• Purpose: replacement cell for restoring battery life

How to use

Replacement should be performed with the device powered off. Open the smartwatch housing using appropriate precision tools and follow standard electrostatic discharge (ESD) precautions. Remove the old battery by detaching its connector and any adhesive securing it, then install the replacement cell aligning contacts and securing it with suitable adhesive if required. Reassemble the housing and verify correct operation and charging function before regular use. If unsure about disassembly or reassembly procedures, consult a qualified repair technician.

Usage recommendations

Charge the replacement battery using the original charger or a compatible charging dock designed for the device. Avoid exposing the cell to excessive heat, moisture, or mechanical stress during installation and operation. Dispose of the removed battery in accordance with local electronic waste regulations.