Low Power Inner Rotor, Pure Copper Motor: Good Heat Dissipation Effect, Low Temperature Rise, Light Weight And Small Vibration To Ensure Stable And Silent Operation Of The Motor. Abs Is 100% Pure Raw Material, Beautiful And Not Easy To Change Color. The Design Of Seven Blades Is Adopted To Improve The Ventilation Efficiency Of The Exhaust Fan. Ipx2 Dustproof And Waterproof Grade, Easy To Deal With All Kinds Of Humid Environment. The Use Of Check Valve Design, So That Mosquitoes Have Nowhere To Enter, So That The Ventilator Is Cleaner.
