Robotic mobility suit is a lightweight wearable bionic exoskeleton built to improve human mobility for daily walking, mountain hiking, uphill trekking, field survey and lower limb rehabilitation. Fitted with real-time gait detection sensors and high-speed servo drive units, this robotic mobility suit instantly identifies movement postures and delivers matched auxiliary power to hips and knees, dispersing lower limb bearing pressure and significantly easing muscle soreness and joint fatigue after long hours of continuous movement. The whole structure adopts ultra-light high-strength composite brackets with IP54 dustproof and waterproof protection, capable of stable operation on gravel mountain paths, damp woodland trails and dusty outdoor work sites. Fully customizable shoulder, waist and leg binding belts accommodate users of various heights and leg circumferences, equipped with interchangeable large-capacity lithium batteries to support all-day uninterrupted mobility assistance. Designed with flexible ergonomic joints that do not restrict body movement, this robotic mobility suit perfectly serves outdoor backpackers, field staff, elderly groups and rehabilitation users with insufficient leg strength, bringing natural smooth human-machine coordination and greatly extending long-distance travel endurance.