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: - All products undergo rigorous function and visual inspection before sending off. However, sometimes it may be damaged during transport. If you find a problem, please contact us immediately. - Please confirm your phone model carefully before buying to avoid buying the wrong product to waste your time. - Installation requires a professional. Don't consider it as easy. Improper installation can damage your phone, so you lose more. If you are not sure, you can buy this product and take it to a nearby repair shop. Tips before installation: - Please first watch at least 5 similar videos on YouTube and make sure you can do this before you start. Otherwise, you can finish it, but the effect would not be satisfactory item has been installed. - Each movement must be very careful and very slow. - Do not use the stainless steel blade to easily damage the cable inside. An expired Visa card is recommended. - 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.