BA481 5050mAh 3.89v Replace smartphone battery for meizu 21 pro

The BA481 5050mAh 3.89V battery appears to be a replacement battery for a Meizu device, likely from a similar range or model. However, specific compatibility with the Meizu 21 Pro would require confirmation, as different devices even within the same brand can have different battery specifications.

To replace the battery in your Meizu 21 Pro:

1. Check Battery Compatibility:

   • Ensure that the replacement battery (BA481) matches the original battery's specifications, including capacity, voltage (3.89V), and physical size. A slight mismatch could prevent the phone from functioning properly.

2. Get the Necessary Tools:

   • You’ll typically need a small screwdriver, plastic pry tools, and possibly a suction cup for safely opening the device.

3. Turn Off the Device:

   • Always turn off your smartphone to avoid electrical damage during the replacement.

4. Open the Device:

   • Using the appropriate tools, carefully remove the back panel of the Meizu 21 Pro. Meizu phones typically use adhesive, so be gentle to avoid damaging internal components.

5. Remove the Old Battery:

   • Disconnect the old battery from the motherboard. This usually involves undoing a connector, and sometimes removing screws or protective covers around the battery.

6. Install the New Battery:

   • Connect the new battery to the motherboard carefully. Make sure it fits properly into the battery compartment and that the connector is secure.

7. Reassemble the Device:

   • After installing the new battery, reassemble your phone by reversing the steps you used to disassemble it.

8. Test the Device:

   • Turn on your phone to make sure it’s functioning properly with the new battery installed.