GROW K236-A Fingerprint Control Board Arduino UNO USB Host Shield The formula is R =

The formula is R = (Vsupply Vf) / If

50mm x 20mm (Float) Weight ~45g Compatibility Arduino

Ideal upgrade from worn or noisy stock bearings to restore print quality

Hobby circuit building and experimentation

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GROW K236-A Fingerprint Control Board Arduino UNO USB Host Shield The formula is R =GROW K236 A Fingerprint Control Board The GROW K236 A Fingerprint Control Board is a sophisticated biometric access control module designed for secure door lock systems and attendance management applications. Security professionals, system integrators, and facility managers use this board to implement fingerprint based authentication in residential, commercial, and industrial environments. This product solves the critical challenge of providing tamper