Samsung EB-BG388B Battery

The Samsung EB-BG388B is a Lithium‑Ion battery designed for the Galaxy Xcover 3 (SM-G388F). With a nominal capacity of 2200 mAh and compact dimensions (50.7 mm × 55 mm × 5.75 mm), this replacement battery restores original power capacity and physical fit for compatible devices. It is intended as a direct-fit spare battery to replace worn or degraded cells and to maintain the phone's portability and run time.

Advantages

The EB-BG388B battery uses Li‑Ion chemistry to provide a high energy density in a small, lightweight package weighing approximately 0.0368 kg. Its form factor matches the Galaxy Xcover 3 battery compartment for straightforward installation. The battery delivers stable voltage and reliable discharge characteristics suitable for typical smartphone use, helping to extend daily operating time compared with an aged battery.

Suitable for

Key specifications

How to use

Power off the Galaxy Xcover 3 before removing the back cover and taking out the old battery. Align the contacts and insert the EB-BG388B into the battery compartment until it seats securely, then replace the back cover and power on the device. Charge the new battery fully before first use to ensure correct battery level calibration. Follow the device manufacturer's instructions for safe handling and installation.

Recommendations

Use an appropriate Samsung-compatible charger and avoid exposure to extreme temperatures. Do not puncture, disassemble, or expose the battery to water. For long-term storage, keep the battery partially charged (around 40–60%) and store it in a cool, dry place. Replace the battery if you notice swelling, excessive heat during charging, or a rapid drop in capacity.