Product Name: On/Off & Fingerprint Ribbon
Compatible Model: OPPO A17 / A17K / A18 (4G) / A38 / A57 / A58 / A78 (4G)
Material: Flexible PCB (FPC) with capacitive fingerprint sensor and power button
Function:

Restores power button (on/off) functionality

Restores fingerprint sensor unlocking capability

Replaces damaged or torn original ribbon cable

Color‑matched black finish
Included: Ribbon cable only
OEM Style: Yes