1. Safety standards in line with the Bureau of Standards Metrology and Inspection Ministry of Economic Affairs EMC.CNS. 2. Patent stylish design. Sleek smooth and elegant appearance. 3. Strong-Medium-Weak-Off with 4 kinds of variable speed switch. 4. 360 degree wide range rotating plate supplies and accelerates indoor air circulation. 5. Thermal fuse type Safety device. 6. Fan pitch angle can be adjusted.