Propeller Guards

A propeller guard is a safety accessory designed for multi-rotor drones. It consists of a lightweight, durable ring-shaped frame (often made of engineering plastic or carbon fiber) that physically encloses the high-speed rotating propeller blades. Its primary function is to act as a sacrificial buffer layer upon contact with obstacles such as walls, branches, or people. This effectively prevents propeller blades from breaking due to direct impact, protects the device from damage, and reduces the risk of personal injury, while also mitigating the effect of propeller downdraft on nearby objects. This accessory is particularly crucial for indoor flight, aerial photography in dense environments, beginner pilot training, and educational settings. Common designs include fully-enclosed ring frames and detachable guard structures, most featuring quick-release mechanisms for compatibility with various drone models. While the added weight may slightly reduce flight time, the guard significantly enhances operational safety in complex, low-altitude environments. It has become standard equipment for both novice users and commercial aerial photography teams.