RFID Access Control System Device Machine Security Proximity Entry Door Lock Quality yellow wire Resistance Tolerance:10%Related Information -Benefits of

Resistance Tolerance:10%Related Information -Benefits of using multiturn potentiometers

Develop debug programming

You would be if you don’t have this cool CJMCU TCA9548A I2C 8 Channel Multiple extensions development board

JFET used at the input

RFID Access Control System Device Machine Security Proximity Entry Door Lock Quality yellow wire Resistance Tolerance:10%Related Information -Benefits ofDescription: Classical Appearance with useful function Professional Design and Quality for Home and Office High Security Working voltage: DC 12V RFID Card Capacity: 500 cards, A Personal PIN goes alone with each card Lock relay time: 3 seconds The card read distance: 5 50 mm RF card type: EM or EM compatible card Working temperature: 10~70 C Door Bell Option Door Open options (admin user selectable) : Card (Key Tag) & Password Card (Key Tag) Only