The L-380 is a compact, fully enclosed indoor LiDAR drone engineered for autonomous inspection and inventory operations in GPS-denied environments. Inspection Scenarios: – Mission-based autonomous takeoff and route flight – Equipment inspection in hydropower pump rooms and power plant boilers – Real-time defect detection inside industrial furnaces – Subway tunnel safety patrols and large-facility inspections – Smart environmental monitoring and emergency rescue – Collision resistance during flight through narrow or obstructed spaces