Product Name: Super Capacity Replacement Battery for iPhone 11 Pro Max
Compatible Model: iPhone 11 Pro Max (A2161, A2218, A2220)
Battery Type: Lithium‑polymer
Function: Replace aged, swollen, or non‑working battery – restores battery life and device runtime
Capacity: 4780 mAh (super capacity – higher than original)
Voltage: 3.85V
Included: Complete battery with pre‑attached BMS flex cable
Installation: Direct replacement – no soldering required
OEM: No – high quality aftermarket with dual IC safety system for maximum protection, stable and secure charging, smart overheat detection, protection against power surges, consistent power output, and extra safety assurance for used or unknown part repairs