CITC’s Director fan quietly focuses fog, wind, bubbles, up to 70 feet (21.5m) away in a direct line without spreading. This unit will push liquid snow flakes, petals, confetti, etc. 30'-40' (10-12m). The channeled vortex action allows precise targeting to your subject, making the Director Fans perfect for theater, concerts, video, and photography. The Director can be hung with a Double C-Clamp. Used on award winning shows such as "Touched By An Angel" and TV commercials worldwide. Fans can be easily converted to 230v with a transformer. The fan blade is 11 inches. Manufactured in the USA.