Dust Resistant With Metallic Paint Finish, Wider Blade Tip For High Air Delivery, Motor With Decorative Ring, Decorative Trims On Blades Energy Efficient Induction motor Dust resistant Motor paint finish Motor with decorative ring Decorative trims on blades & canopy Energy Efficient Induction motor & M3 Motor paint finish Motor with decorative ring Decorative trims on blades & canopy