Code reader includes hardware and software security features to ensure that the encryption keys and PIN are erased if the device is tampered with.

Extra-large bar-style indicator light display board with a keypad (red and green). To assist users in operating at night, red and green glowing indicators are provided. Waterproof design with outdoor doorbell buttons (110V/3A). A tamper switch is provided. When it is tampered with or moved with force, the alarm will go off.
To indicate its current and functions, it has a dual-color LED indicator light and a beep sound. There are three methods for opening the door: password, system password, and push button. Users could create passwords ranging from 3 to 12 digits. Capacity is limited to 80 users. The user could choose a 6-digit password. Other passwords could be added or deleted by the user.

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