Product Name: On/Off Switch (Power Button Flex)
Compatible Model: Xiaomi Note (Original / First Generation)
Material: Flexible PCB (FPC) with power button switch
Function:

Restores power button (on/off) functionality

Replaces damaged or unresponsive power button assembly

Ensures reliable device power-on capability

Simplifies button repair without replacing entire volume ribbon
Included: On/off switch flex only
OEM Style: Yes