User capacity: 1000 users Panel: Touch screen panel Working frequency: 13.56MHz Card reading type: RFID MF IC card Card reading distance: 0-5cm Record capacity: Mobile phone app allows remote viewing of the latest 10,000 lock opening records Administrator: Up to three administrators can be configured Backlight: Includes backlight Waterproof function: IP65 rated, suitable for outdoor installation Volume setting: Adjustable volume from 0 to 4 Working voltage: DC 12V Working current: ≤30mA Door opening time: Adjustable from 1 second to 30 minutes Working temperature: -20°C to +60°C Working humidity: 20% to 90% Color: Black Material: Plastic Package Contents: 1 x Access Control Keyboard Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3cm.