Multi-interface test adapter board, compatible with fingerprint modules, face recognition modules, and QR code scanning modules. Type-C universal interface for easy application. Uses original DCDc chip for more stable operation. Compatibility: Suitable for GROW GM65-S, GM69-S, GM77-S, GM803, GM812, and other QR code scanning modules; compatible with for GROW FP001 face recognition module, for GROW GM861, for GROW GM910 series QR code scanning modules; compatible with for GROW R502, R503 series fingerprint modules; compatible with for GROW R307 fingerprint module, for GROW FP002 face recognition module; compatible with for GROW FP001LD, FP006, FP008, and other face recognition modules. Color: Purple Material: PCB Package Contents: 1 * Test board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.