Features: Low power consumption, the current is less than 30mA under standby mode Luminous Keyboard: can operate keyboard even at night Support 2000 standard users. Classical appearance with useful function. Professional design for Home, Office and Factory. Support card password, card plus password & password plus card. Short-circuit protection: When the output for electric lock and alarm is short-circuit, it will cut off output within 100S Wiegand Input & Output at the same time. Can delete the card through keyboard With anti-break alarm design Specifications: Working voltage: DC 12V+/- 10% Static current: Less than 30mA Memory: 2000 standard users Card read distance: 2-5cm Working temperature: -35 ~ 60 Celsius degree Wide rel. humdity range : 10 to 90 % Electricity lock output: ?3A Alarm output: ?20A Output short circuit protection time: ?100?S Open time: 0 ~ 99 seconds (adjustable) Door open options (admin user selectable): Card(Key Tag) & Password; Card(Key Tag) Only; Password Only Material: Metal Dimension: Approx. 110mm*75mm*25mm / 4.33inch*2.95inch*0.98inch Package includes: 1x RFID Metal Door Control System 10 x Tag card