Battery Type: BP43 BP47 BP49
Battery capacity:4500mAh
Voltage limit: 4.4V
Compatible with:
BP43 For Xiaomi Mix 4 
BP47 For Xiaomi Redmi Note 11 Pro+ 
BP49 For Xiaomi Redmi K40S 
Battery Country of Origin: China
Packing specification: bulk package

This product ensure that the purchase is from the mobile phone manufacturers accessories sales channels,absolutely 100% genuine original.

Important: New  Lithium Ion batteries must be FULLY CHARGED and FULLY DISCHARGED 2 to 3 times, before  being FULLY CONDITIONED. Please remember that a new Lithium-Ion battery’s full  performance and longevity is only achieved after 2 to 3 complete charge and discharge  cycles. After you go through 2 to 3 cycles, you’ll never have to condition your battery  again! 
  
All talk and  standby times are approximate, depending upon carrier’s network settings, signal  strength, and features selected. Talk and Standby times will be lower in Analog mode as  noted above. 
Dear customers  and friend: when you buy my product,if anything unusual happens:Not received the items,  or inconsistent with the description, or other reasons make you not satisfied. Please do  not leave neutral (or negative )feedback or open case easily, please feel free to write  to contact me. We will do our best service to solve your problem. I believe that good  communication can resolve everything. Again thank you so  much. 

We appreciate  your understanding and patience.