9 Backup power system for perimeter security and access control systems, comprising a power supply, controller and charging unit, sold together as a unit; Remote controls for doors or gates; Electronic security devices, namely, electronic controls for granting access and egress through doors or gates; Radio receiver units, radio transmitter units, keypads and card readers; Access control and alarm monitoring systems for providing, tracking, and restricting access to electronically monitored and secured enclosures; Facilities management software, namely, software to control access and security systems; Computer hardware and software systems for remotely controlling access devices, security devices within a building or building perimeter; Building security systems comprising software and hardware for providing picture, video, alarm status; Security alarm controllers; Extension cords; Electrical power distribution boxes; Power supplies