R558 Conductor Fingerprint Module Smart Device Fingerprint Identification Module R558 Conductor Fingerprint Sensor

Equipped with self-learning function, the more you use it, the more sensitive it becomes.
Specifications:
Material: Stainless steel
Color as shown

Package Contents:
1 x Fingerprint module

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.