RAF 18-Inch Multi-Stand & Standing Fans (e.g., R.917, R.920, R.924). Standard 3-speed corded electric fans built with 3 to 5 blades, adjustable tilt/height, metal safety grills, and wide oscillation for bedrooms, halls, and offices. Some variants are sold as 3-in-1 convertible fans that can be set up as a standing, wall, or floor fan.