Rainproof Cover There is a waterproof cover at the wire interface to prevent water from entering the fan and damaging the motor, it is also a safety design. Metal Mesh A metal mesh is installed at the air outlet to prevent large objects from entering the air blower. Portable Handle The air blower adopts the shape design that fits the fingers to further increase the comfortable when carrying it. Ground Stakes Bonooth also send 4pcs ground stakes to you. You can use it to better stable the fan if necessary. 3-Prong Outlet The plug adopts safety standard 3-Prong plug, so you can use the blower more safely. Switch Cover Plastic protective shell is added outside the switch, which has the effect of insulation and will not conduct electricity. 480W Air Blower 750W Air Blower 950W Air Blower 1100W Air Blower Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 5.0 out of 5 stars 6 5.0 out of 5 stars 6 5.0 out of 5 stars 6 5.0 out of 5 stars 2 Price $67.99$67.99 $99.99$99.99 $109.99$109.99 $119.99$119.99 Power 480W/0.6HP 750W/1HP 950W/1.25HP 1100W/1.5HP Voltage 110-120V 110-120V 110-120V 110-120V Frequency 60Hz 60Hz 60Hz 60Hz Speed 3000(r/min) 3000(r/min) 3000(r/min) 3000(r/min) Air Volume 471cfm 565cfm 618cfm 706cfm Air Outlet Size φ4.2'' φ4.7'' 5.5''x4.7'' 5.5''x4.7'' Size 15x7x15'' 17x9x17'' 17x9.5x17'' 17x9.5x17'' Weight 9.5lb 13.7lb 15.7lb 16.5lb