The Charging Port Repair is for when your device won't charge, nor sync to the computer.
Replacement back cover to replace your cracked or smashed back cover.
If your device is running out of power quickly (compared to when it was new) and you are constantly having to put it on charge the battery may need replacing.
To fix broken, cracked, smashed or scratched screen. The LCD and Digitiser touch screen are factory bonded on this model, so both get replaced.