Our company has a professional mobile phone repair team focusing on the repair service of various mobile phones. We are committed to customer satisfaction and hope to achieve a long-term business relationship with our guests. This battery cover glass is a genuine original, we refuse to sell counterfeit low quality spare parts. Tips before purchasing: - This package contains everything you need. You don't need to buy anything else separately. - Please confirm your phone model carefully before buying to avoid buying the wrong product to waste your time. - The replacement is very simple, no specialist knowledge required. You only need to watch 2 replacement videos on Google before you begin. After all, if you really found that you can't do it alone, you can take it to a nearby repair shop. Tips before installation: - First watch 2 replacement videos on Google or YouTube. Take a look at these carefully to make sure you understand all precautions. - Each movement must be very careful and very slow. - Do not use the stainless steel blade to easily damage the cable inside. Please use the PVC opener in our package. - When removing the adhesive residue on the mobile phone, take care to remove them. Otherwise, the adhesion of the new glass will be affected. If you have any questions about installation, please contact us at any time.