1, 2 super-quiet, low-power consumption design 3, space-saving design 4, motor over-temperature protection 5, full metal, absolutely fireproof; high-efficiency motors and high-performance blades longevity, with strong winds and low noise performance . Cube structure using the mounting direction so casual ease. Body equipped with sound-absorbing material, a significant reduction in noise, minimum noise level of only 20dB; bi inhaled Chiba turbine blade design, and efficient wind capacity; arbitrary mounting direction freely, simple construction Tel: 023-68627435 Website: www.cqjdtf .com