• PC material, acrylic panel and IP65, suitable for indoor and outdoor use • Support contactless recognition of IC card (Mifare card) • Support card/fingerprint unlock • Support RS-485 communication protocol • Support buzzer and indicator prompt • Support anti-tampering alarm • The built-in watchdog can detect and control the abnormal operation status of the equipment and perform recovery processing to ensure the long-term operation of the equipment • All connection ports have overcurrent and overvoltage protection