Remember kindly:
You need professional technology to change the built-in phone battery. We recommend that you go to a mobile phone repair shop to install it.
Battery Type:BM40 BM41 BM44
Battery capacity: 2080mAh
Voltage limit: 4.35 DVC
Compatible with:For Redmi 1S 2 2A
Battery Country of Origin: China
Packing specification: Bulk
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.