Original Finger Print Sensor R307 Optical Finger Print Scanner Reader Module solderless breadboard kits Power supply: LR44 battery (included)

Power supply: LR44 battery (included)

long-press the "SET" button for 2 seconds then release to enter the mode selection interface

Glass passivated triacs in a plastic envelope

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Original Finger Print Sensor R307 Optical Finger Print Scanner Reader Module solderless breadboard kits Power supply: LR44 battery (included)R307 fingerprint Sensor module is a fingerprint sensor with a TTL UART interface. Professional optical technology, precise module manufacturing technic. Good image processing capabilities of Finger Print Reader can successfully capture an image up to resolution 500 dpi Finger detection function. The user can store the fingerprint data in the module and can configure it in 1: 1 or 1: N mode for identifying the person. The FP module can directly