1. Do not touch the blades and pull the power cord forcibly to prevent the power cord from wrapping around the fan, which will cause the shaft Damaged heart and power cord; 2. Please avoid the entry of dust, water droplets and small insects, which will affect the lifespan and produce defective products;
3. Do not use in flammable gas and any harmful environment;
4. Do not use the fan in a high temperature environment higher than 120℃. Using this fan will cause the fan to deform and affect its performance;
5. Please use the oil-containing fan within June. Long-term storage will affect the performance of the fan due to thestorage environment;
6. When installing the fan, please pay special attention to the noise caused by resonance or vibration;
7. During transportation or operation, if the fan falls from a height of 1500px, it will affect the balance of the blades. Several influences, especially ball bearings to avoid falling;
8. The screw torque of the lock shell shall not exceed 4KGF: please do not use screwdrivers, iron rods, etc. to block the fan, doing so will damage the fan.