Replacement Battery BP41 For Xiaomi Redmi K20 Mi9T Mi 9T 3900mAh

High quality large-capacity lithium batteries ;
Conductor made of 100% pure nickel belt material;
Original circuit design & original manufacturing process ;
Safe,reliable,stable performance,ultra-high capacity,long standby time and long cycle life Built-in high-quality PCM,multiple protection against over charge,over discharge and over current ;

Voltage: DC 3.85V
Capacity: 3900mAh