Character:l       streamlined vane design, low noise, big air volume, and mild wind  l       adjustable angle of pitch, large wind covering area  l       three speeds regulation, air direction angle adjustable l       simple and easy operation l       novel outlook, graceful coloring and excellent craftwork l       gear powerful overload protection l       motor over-heat self-protection for long service life and safety l       total 3 models l       air volume: 78-115m³