Type of card: EM card, unlock sensing range greater than 20mm
Functionality mode: single card, a card counter double-lock the function of choice
Working Status: sound and light work instructions, and low-voltage alarm tips,touch card flashing blue light
Card system: locks on its own credit card issuers, no computer management, the locks on their own cards issued by the management, delete, modify the guests card.
Emergency: an external power supply and mechanical damage emergency unlock.