Battery housking sticker helps to stick your battery back cover to the frame firmly
Waterproof adhesive is used when changing the battery cover in order to stick it back down securely
Each item has been checked and in good condition before shipping
This is not an easy job for someone who has no technical skills with Disassembling or Assembling cellphones/mobile phones, so only purchase this item if you know how to install it
Highly recommend professional installation. We will not be held responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts