Security monitoring and fire emergency systems require 24-hour uninterrupted power supply, and the 12V150Ah lead-acid batteries is the core backup energy storage power source. It stores energy and stabilizes voltage in daily operation to maintain normal operation of security cameras, alarm devices and emergency indicators. It automatically activates power supply during fires and power outages to ensure uninterrupted fire evacuation and security monitoring. With good tightness and flame retardancy, it is suitable for installation in corridors, computer rooms and parks. It has strong weather resistance and stable energy storage performance, providing continuous and reliable power guarantee for public safety protection.