1. Do not touch the blades and the power cord around the fan or pull the power cord, the shaft and power cord will be damaged;
2. Please avoid the entry of dust, water droplets and small insects, which will affect the life span and produce defective products;
3. Do not use in flammable gas and any harmful environment;
4. Please use it within six months, long-term storage will affect the fan performance due to the storage environment;
5. When the fan is in operation, please do not attempt to lock the fan for a particularly long time. This will cause the fan to be burned out due to continuous stopping and high heat;
6. When installing the fan, please pay special attention to the noise caused by resonance or vibration;
7. When the fan is dropped from a height of 60cm during transportation or operation, it will have some influence on the balance of the blade, especially the ball bearing to avoid falling;
8. The screw torque of the lock housing shall not exceed 4Kgf; please do not use screwdrivers, iron rods, etc. to block the fan, as this will damage the fan;
9. Please note that the fan will hurt your fingers when running at high speed.