Premium Replacement Battery for iPhone 15 Pro Max

High-capacity 4441mAh lithium battery with stable 3.85V output for extended usage

Precision-engineered cell structure matches OEM specifications for seamless compatibility

Built-in smart IC chip prevents overcharging/overheating while enabling charging status display

A-grade battery cells with reinforced polymer layers for 500+ charge cycles at 80% capacity retention

Ultra-thin 0.3mm graphene heat dissipation layer reduces operating temperature by 15%

CNC-machined aluminum alloy housing with shock-absorbing foam padding for drop protection

Supports fast charging protocols including PD 3.0 and QC 4.0 (compatible with 20W+ adapters)

Pre-calibrated power management system delivers accurate battery percentage readings

Ideal for travelers needing reliable backup power or professionals requiring all-day performance

Factory-activated battery comes pre-charged at 60% for immediate plug-and-play installation