1. 3539(U3701) light control IC chip replacement For iPhone 7 / 7 Plus.
2. Replace your broken or unworkable item with a new one.
3. Each item has been checked and in good condition before shipping.
4. Completely fit and work.
5. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts.
