Our outdoor power assist system adopts lightweight bionic exoskeleton structure and intelligent real-time motion sensing algorithm, which can instantly output auxiliary power according to human walking, climbing and striding postures. It effectively reduces lower limb physical consumption during long-distance hiking, mountain climbing, polar exploration and field work, greatly relieves knee and waist pressure, and brings lasting comfort for all-day outdoor activities. With IP54 dustproof and waterproof performance and wide temperature adaptation range, this power assist system can operate stably in high temperature, cold, humid and dusty complex wild environments. The whole machine is easy to wear and take off, equipped with replaceable long-life batteries to support all-day outdoor travel. Suitable for outdoor enthusiasts, field workers, expedition teams and people with limited mobility, this portable outdoor power assist system breaks the physical limit of human movement and makes long-distance outdoor exploration effortless.