This replacement part contains the proximity sensor and light sensor for your Apple iPhone 4S. If this part fails then the screen will not automatically turn off when receiving phone c
High quality and original sensor flex cable ribbon for iPhone 4S ·                   
If your iPhone 4S sensor flex cable is broken and the screen doesn't turn off automatically when receiving phone calls, you need to replace it with a new one ·                   
Ideal iPhone 4S replacement part and save your money ·                   
Each item will be 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

Compatible with: ·                   
For iPhone 4S Package included: ·                   
1 x Proximity Light Sensor Flex Cable Ribbon Replacement for iPhone 4S