

Retro Original Lighting for iPhone 7, it's the part to be replaced when you have traces in the screen on a white background or the torn home extension table.
Backlight (also called "Backlight" in English) Replacement for iPhone 7.
This part is to replace when you have traces in the screen on a white background, the cause is usually moisture.
Since the iPhone 6s, the Top Tooture of the Home Button crosses the backlight, so if you have tear the sheet handle the Home button you will need to replace this part to set the problem.
The repair requires desoldering the old room and welding the news, It is therefore necessary to have a soldering iron and a minimum of experience.