Upgrade your Samsung Galaxy S21 Ultra 5G with our reliable replacement Internal battery (EB-BG998ABY) to restore your device's performance. With a capacity of 5000mAh, this battery is designed to solve common power issues, ensuring your phone runs efficiently again.
If your phone is not charging, turning on, or discharging quickly, this 5000mAh replacement battery will help. Over time, batteries degrade due to charging cycles, age, and temperature fluctuations, so replacing the battery every 2-3 years is recommended once its capacity drops to 80% or lower.
Solves the following problems:
The battery is not charging properly
Worn-out or dead battery
Short battery life
Phone performance is slower than normal
The phone shuts off unexpectedly