The ZKTeco BUTTON02SN is a secure RFID card reader with an integrated keypad, designed for access control applications. It supports MIFARE and other compatible RFID technologies and offers Wiegand 26/34 and RS485 communication protocols. This model can accommodate up to 10,000 users and store up to 100,000 events. The device features a 4×4 matrix keypad that is backlit for better visibility in low-light conditions. The BUTTON02SN is IP65-rated, meaning it is both dustproof and waterproof, making it suitable for both indoor and outdoor environments. It also includes LED indicators and a buzzer for clear status notifications.