Robotic hiking assistant is a rugged, terrain-adaptive wearable lower limb exoskeleton developed specifically for long-distance hiking, mountain trail trekking, hilly field patrol and slope traveling with backpack loads. Fitted with high-sensitivity gradient detection sensors and low-power high-torque adaptive servo drive system, this robotic hiking assistant continuously detects uphill, downhill and flat terrain shifts, outputting real-time customized boosting torque to hip and knee joints to offset body weight and backpack burden. It effectively reduces sustained tension in calf and thigh muscles, lowers long-term compressive wear on knee joints and delays severe fatigue during all-day outdoor trekking, while maintaining balanced, natural bionic gait on uneven mountain paths. The ultra-light high-rigidity composite frame features an IP54 dustproof, splash-proof and scratch-resistant outer shell, capable of resisting mud splashes, light rain and gravel abrasion to adapt to changeable wild mountain environments. Fully adjustable thick soft padded binding straps accommodate users of different heights and leg circumferences, paired with swappable large-capacity lithium batteries to support hours of non-stop hiking assistance. Ergonomic flexible joint design does not restrict natural stepping, climbing and descending motions, with intuitive one-touch intelligent control that hiking enthusiasts, forest rangers and geological survey staff can operate without complicated training. Built-in safety modules including overload protection and anti-slip balance stabilization prevent slips, falls and secondary injuries on rugged terrain. This durable robotic hiking assistant achieves smooth human-machine motion synchronization, significantly alleviates hiking exhaustion and extends continuous outdoor travel endurance for outdoor lovers and mountain field workers.