Features
- The longest effective communication distance is 0.16 ft.
- Support SPI, IIC, UART interface switch.
- Non-contact communication for 44.48 ft.
- Compatible with ISO-14443 TYPE A and B standards.
Technical Specifications
| Type | RFID Card Reader Module |
| Frequency | 13.56 MHz |
| Supply Voltage | 3.3 V to 5.5V |
| Chip | PN-532 |
| Working Voltage | 3.3 V |
| Maximum Supply Current | 150 mAh |
| Working Current (Standby Mode) | 100 mAh |
| Working Current (Write Mode) | 120 mAh |
| Working Current (Read Mode) | 120 mAh |
| Interface | Raspberry Pi 20-pins interface and standard SPI interface |
| Size | 3.11 in X 1.92 in X 0.19 in (79 mm X 49 mm X 5mm) |
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