RFID Reader ID-3LA (125 kHz) Shipping:2-4 Weeks this means the module will

this means the module will work fine with any voltage between 3

Only 1 digital out pin is required to send data

Includes two indicator LEDs for TX and RX

Python library

RFID Reader ID-3LA (125 kHz) Shipping:2-4 Weeks this means the module willRFID (radio frequency identification) is the wireless non contact use of radio frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID 3LA, a very simple to use RFID reader module from ID Innovations. The only holdups are the 2mm pin spacing and you will need an external antenna. Power the module, hold up a 125kHz card, and get a serial string output containing the unique ID of the card.