Product Name: Proximity & Ambient Light Sensor Flex Cable for Xiaomi Mi 4
Compatible Model: Xiaomi Mi 4 (2014)
Part Type: Sensor flex ribbon
Function: Replaces damaged or non‑working sensor flex – restores screen‑off during calls and auto‑brightness
Material: Flexible printed circuit with integrated sensors
Color: Black flex with gold contacts
Includes: Proximity and ambient light sensors on a single flex
Usage: Internal repair – resolves screen not turning off during calls or auto‑brightness failure
OEM Style: Yes – matches original fit and performance