Back cover or battery cover black by Xiaomi Watch S4

Black back cover for Xiaomi Watch S4 – High-quality compatible replacement

Replace the damaged rear cover of your Xiaomi Watch S4 with this black back cover, a precisely molded compatible part designed to protect internal sensors and restore the original look of the smartwatch.

It features exact cutouts for the biometric sensor area and magnetic charging contacts. Made from moisture- and heat-resistant materials, it helps maintain water resistance when installed with the appropriate seal or adhesive.

Key features:

• Color: Black (smooth or micro-textured finish depending on batch)

• Precise fit for sensor window and magnetic charger

• Fully compatible with Xiaomi Watch S4

• Ready for waterproof sealing if properly installed

Benefits:

• Restores both design and function

• Supports full health sensor and charging performance

• Perfect fit with secure mounting

• Ideal for both professional and DIY repairs

Installation tips:

• Check if cover is secured by screws or snap-fit

• Clean all contact surfaces and inspect the gasket

• Avoid touching the lens of the biometric sensor

• Test charging and sensor function before final sealing

• Apply even pressure if using sealing adhesive

Technical table:

We also stock screens, straps, and more parts for the Xiaomi Watch S4. Keep your smartwatch in top shape with quality spare components.