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HiLetgo 125 KHZ EM4100 RFID Card Read Module UART Serial Output for Arduino
Specification： Frequency 125KHz Baud Rate 9600 Interface Type TTL level RS232 format Operating voltage DC 5V (+ / -5%) Operating Current <50mA Module Type RFID Board Size 3.8 x 1.8 x Level Digital 5V Power Supply External 5V Overview 125KHz cardreader mini-module is designed for reading code from 125KHz card compatible read-only tags and read/write card. It can be applied in office/home security, personal identification, access control, anti-forgery, interactive toy and production control systems etc. Package included 1*125 KHZ EM4100 RFID Card Read Module Installation is more convenient direct serial

Price is $8.00
Price: $8.29