Blades Photo byDeutsch Blades FreePhoto byDeutsch Free Download ▾ 3000 x4000 2560 x 3413 1920 x 2560 1280 x 1707 800 x 1067 3000 x4000 2560 x 3413 1920 x 2560 1280 x 1707 800 x 1067 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: DMC-FZ150 84/5 mm f/4.0 1/800 s 100 ISO sky technology windmill blades wind turbine wind power efficiency environmental technology energy source rotor hub Colors: