1、Compatible with E/M lock, access controller, exit button and RFID reader. 2、It can reduce the load of the access controller, save wiring and reduce potential dangers. 3、Set NC/NO output to control various types of electric locks. 4、Based on the relay control circuit, the lock time can be adjusted by 0-15 seconds. 5、Automatic protection in hazardous situations: overload/overvoltage/short circuit. The power supply controller which has strong anti-interference performance, excellent stability and reliability is becoming more popular in home use. It is a global voltage AC110-240V to DC12V 3A power supply for access control system. When a short circuit or other accident occurs, it will automatically cut off the power or burn the fuse. Features: Compatible with E/M lock, access controller, exit button and RFID reader. It can reduce the load of the access controller, save wiring and reduce potential dangers. Set NC/NO output to control various types of electric locks. Based on the relay control circuit, the lock time can be adjusted by 0-15 seconds. Automatic protection in hazardous situations: overload/overvoltage/short circuit. Protection mechanism: power supply can be temporarily disconnected or fuse automatically provides insurance effect. Operating device: E/M lock, access controller, exit button. Compact design and light weight, easy and convenient in use. Specifications: Condition: Brand New Material:  Metal Color: Shown as picture Voltage: AC 110V-240V Output: DC 12V/3A Power: 30W Working Temperature: -10 ° C ~ 50 ° C Output Frequency: 50-60HZ Durability Test: 500,000 times Insulation Resistance: ≥50MΩ9 Voltage Accuracy: ±1% Ripple Voltage: ≤50mV Package List: 1 * Access Control Power Supply 1 * User Manual