A Solenoid lock is just like a normal or manual lock. The difference is only the solenoid locks operate with the electricity. So this can be used at many places just like fingerprint security door ...

Components Needed:** Arduino board (e.g. Arduino Uno) Adafruit R307 fingerprint sensor 20x4 LCD I2C module 6 solenoid locks Jumper wires Fingerprint Sensor Connections: Connect the fingerprint ...

Abstract: Traditional key-based locking systems are progressively being replaced by more effective and cutting-edge technological solutions in the security and access control domain. The design and ...

[Andy] needed a new set of locks for his tool cabinets at work, but not wanting to carry around another key (or to remember a combination!) he decided to throw this little hack together — solenoid ...

[Andy] needed a new set of locks for his tool cabinets at work, but not wanting to carry around another key (or to remember a combination!) he decided to throw this little hack together — solenoid ...

Abstract: Smart home security plays a a significant job which makes a difference to give better security in home application. The proposed work is to convey a message to the door from a tablet or ...