Smart Electronics Supports Ardu programming control, RC522 RFID sensing module compatible with Microbit/Esp32
Working voltage: 5V
Working current: 13-100mA/DC5V
Idle current: 10-13mA/5V
Sleep current:<80uA
Peak current:<100mA
Working frequency: 13.56MHz
Communication protocol: I2c
Power: ≤ 0.5W
Supports multiple card reading and writing: RFIR electronic tags, keychains, coin cards, IC white cards, etc