Door Access Backup Power Supply 12V/5A Casing For Door Access Control System UPS Power Supply UNINTERRUPTED POWER SUPPLY CHARGING METAL BOX X1 UNIT DOOR ACCESS BACKUP POWER SUPPLY (UPS) FOR DOOR ACCESS, CCTV, ALARM SYSTEM etc. · Input Voltage: 110VDC/220VAC+10%;50/60HZ · Output Voltage: DC12V/5A · Time Relay: 0~15sec. · Output Contact: Access control, Electric Lock, Release Button · Optional Accessories: GP Backcup Battery, 12V/7H · Standard Design: Steel Materail, Painted · Protect Safely: Short Circuit protection· 12V 7AH battery can be put inside · Suitable For : Access control, Electric lock