What do you do with an RFID chip implanted in your body? If you are [gmendez3], you build a bike lock that responds to your chip. The prototype uses MDF to create a rear wheel immobilizer. However,… ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

The solenoid is strong for its size, offering 2,000 N locking force, and 40 N latching. Also, there is an integrated RFID sensor, which offers the option of individually coding the actuators for ...