Replacement Parts For Sony Xperia XZs : https://witrigs.com/d4sch
OEM Battery for Sony Xperia XZs : https://zegsu.com/s/di9ls
Witrigs offers not only mobile repair tutorial including disassembly, assembly, and components replacement guide, but also phone accessories review video on YouTube.
Tools:
1. Hair dryer/Heat Gun - https://zegsu.com/s/dj44c
2. Tweezers - http://bit.ly/1IunSA2
3. PH#000 Screwdriver - https://zegsu.com/s/dj5m8
4. Plastic Card/Pokey Card - https://zegsu.com/s/dj17d
5. Round Handle Spudger - https://zegsu.com/s/dj2t0
Steps
Step1 Power off
Step2 Remove the LCD Screen
Step3 Remove the worn battery
Step4 Install the new battery
Step5 Test the new battery
Step6 Install the LCD Screen