UPS 12VDC 10A power supply with relay alarm function with metal box [SBUP1205-02BR] Applicable to all types of CCTV system, access control system, building intercom systems, alarm monitoring systems. Power protection—Output over-voltage protection, over-current protection, short circuit protection. Battery over-charging protection, over-discharging protection, anode & cathode wrong connect protection. AC failure alarm, Battery low-voltage alarm.