This is a import unit & it comes without retail packaging, QC Pass, professional needed for installation.

CAUTION: Do not open, crush, puncture. short external contacts or dispose in fire or water. Risk of fire, explosion and burn. Do not open, crush,heat.

Kindly avoid long time charging such as over night charging when fully charged because it is dangerous and battery may get bulged causes Warranty Void.

iPhone 13 Pro Max Battery