This machine features a one-piece 2mm thick high-strength carbon fiber body (lightweight, portable, corrosion/oxidation-resistant with natural carbon texture and glossy finish), foldable I-shaped frame, ergonomic seat/back cushions (high-strength nylon-mesh with canvas reinforcement, 5000N tensile, soft/breathable), rear-flipping armrests, quick-release footrests, magnesium alloy hub-PU tire wheels with shock absorption, 150W brushless motor with electromagnetic brakes (powerful, energy-efficient), and one-click electric-manual switching with speed display and low-battery braking for safety and convenience.