Battery BW54 486mAh by Xiaomi Watch S2 46mm premium quality

Battery BW54 486mAh for Xiaomi Watch S2 46mm (M2123W1) Premium quality

Battery module for Xiaomi Watch S2 46mm (M2123W1) in premium quality designed to restore autonomy and energy stability of the device. This spare part is intended for smartwatch repairs with fast drain, unexpected shutdowns or capacity loss after intensive use cycles. Manufactured with high-density lithium-polymer cells, it maintains a stable and safe power supply, respecting original system charging parameters. Includes verified compatibility with Xiaomi Watch S2 46mm and BW54 format, ensuring precise internal fit and proper integration with the mainboard. Designed for professional installation and cold testing before final closure.

Specifications

• Batteries: 486mAh · 3.87V · Li-Polymer
• Compatibilities: Xiaomi Watch S2 46mm (M2123W1)
• Part No: —

Premium quality ensures stable charge and discharge cycles, low degradation rate and consistent daily performance. This battery restores original smartwatch battery life, preventing sudden percentage drops and improving system reliability. Its internal design guarantees electrical and physical compatibility with the device, allowing easy assembly without modifications. Intended for technicians seeking a reliable and durable solution, it helps reduce post-repair issues and optimize workshop time. Available for immediate shipping from Spain.

Installation tips

Disconnect the battery before handling the device.

Use proper tools and ESD protection.

Perform cold test before final closure.

Avoid bending or puncturing the battery during installation.

Check proper connection and adhesive fixation.

Perform a full initial charge and calibration.

Notice
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Technical table