Product Name: Replacement Battery
Compatible Model: Infinix Note 11 / Note 12
Material: Lithium-ion (Li-ion) – BL-49KX
Function:

Provides reliable power to the device

Replaces worn, swollen, or failing original battery

Restores normal battery life and standby time

Includes overcharge and short‑circuit protection
Included: Battery only
OEM Style: Yes