Best electric core BN56 4500mAh Built-in Battery for redmi 9a/9c (only Deliver to some countries)
We can send batteries to some countries only.
Battery shipping is only shipping method to send battery.

We will not send your battery if you choose other shipping method.
Each battery consists of three parts——electric core, shell and Circuit protection board.

This item has Best electric core.

Compare to copy battery this battery has much more Battery capacity. 

We use professional battery testing equipment(EBC-A10H) to test our battery one by one before shipped out.
The test steps are as follow:
1. Set Mode : D-CC Mode, Test Val : 0.2C, Cutoff Volt : 2.75V to discharge.
2. Set Mode : C-CV Mode, Test Val : 0.5C, Voltage : 4.4V, Cutoff Curr : 0.05 to charge, it normally takes about 2 hours to get charge capacity.
3. Set Mode : D-CC Mode, Test Val : 0.2C, Cutoff Volt : 2.75V to discharge, it normally takes about 5 hours to get discharge capacity.
Finally, we can judge whether the battery is normal and whether the capacity is sufficient by test duration, curve and test results.
Compatible with:

redmi 9a

redmi 9c

Battery Type: Li-ion,Li-polymer
Battery capacity: 5000mAh(Tested capacity 4950mAh)
Voltage limit: 4.4V
Quality Grade: Best  electric core + good quality Circuit protection board
Battery Country of Origin: ShenZhen,China

1# Why you choose  dragon-tt?

We spend a lot of time to test the battery discharge, charge and discharge performance.Others can not test battery capacity.