This standalone access control system is perfect for a single door. It supports 1000 users and connects to external Wiegand 26-44 RFID readers or Touch memory readers. Features two manager cards and is compatible with all types of locks and exit buttons. Installation and use are straightforward. Input Voltage: DC12V ±20% Standby Current: ≤ 17mA Wiegand: 26-44 Touch Memory Reader: DS1990A Electric Lock Output Current: ≤ 3A (Relay Output) User Capacity: 1000 Unlock Time: 1-128s Manager Cards: 2 Communication Distance (Wiegand Reader): ≤ 100m Communication Distance (Touch Memory Reader): ≤ 15m Operating Temperature: -35°C to 60°C Max Humidity: ≤ 90%, ROHS Color: Green Material: ABS Model: D:SCR02C Package Contents: 1 x Access Control Unit 1 x Reader Note: Slight color variations may occur due to lighting and screen differences. Measurement tolerances are +/- 1-3cm.