The Security Patrol Robot developed by LEADOR integrates various technologies, including robotics, navigation and positioning, pattern recognition, multi-sensor fusion, and IoT (Internet of Things). It is capable of performing intelligent patrols and security protection autonomously, round the clock, and in all directions. This intelligent robot possesses multiple core security functions and is equipped with high-definition night vision cameras for real-time monitoring. It also incorporates thermal imaging systems, visual cameras, and laser radar sensors to gather environmental information from its surroundings. By utilizing visual monitoring, autonomous obstacle avoidance, autonomous positioning and navigation with environmental mapping, as well as multi-sensor fusion algorithms, this robot can adapt to various environments. It can execute security tasks in complex indoor and outdoor scenarios, achieving comprehensive obstacle avoidance and full-area surveillance without blind spots.