4pairs GEMFAN D2.5 Propeller 2.5-inch 1.5mmaperture DJI O4 Image Transmission Optimized Propeller Duct Circle Crossover Drone

4pairs GEMFAN D2.5 Propeller 2.5-inch 1.5mmaperture DJI O4 Image Transmission Optimized Propeller Duct Circle Crossover Drone

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