Lasko 3720 Weather Shield 20 in. 3 Speed Box Fan for Home in White with 2000 CFM, High Performance Grill and Carry HandleStep up to Laskos 3-Speed Weather Shield Performance Box Fan and enjoy the benefits of the Wind Ring system, featuring an exclusive grill design that focuses the air movement to increase its velocity. This high-performance fan runs on three quiet speeds and includes the exclusive Weather-Shield motor, making it safe to use in windows. Lightweight and easy to carry, it costs just two cents an hour to operate, helping you save on energy costs without sacrificing power.Patented, isolated weather-shield motor for worry-free window use3 quiet speeds wont disrupt the room or surrounding areaTop-mounted controls make it easy to operateEasy-carry handle for portabilityHigh-performance grill is uniquely designed for ultimate airflowSave-smart design costs less than two cents per hour to runWide body provides floor stability despite its lightweight framePatented, fused safety plug ensures worry-free operation2-year limited warrantyETL listed for safetyDimensionsFan diameter (in.)20 inProduct Depth (in.)4.75 inProduct Height (in.)22.5 inProduct Width (in.)21.25 inDetailsAssembly RequiredNoCFM2000Color FamilyWhiteColor/FinishWhiteControl TypeFan ControlCord Length (ft.)6 ftDecibel (Sound) Rating01-Not MeasuredFan Diameter (in.)16-20Fan FeaturesBuilt-In Carry Handle, Grounded, PortableFan TypeBox FanHousing MaterialSteelIndoor/OutdoorIndoorInput Wattage (watts)110Mounting TypeStandaloneNumber of Fan Speeds1-3 SpeedsNumber of Fan Speeds3 SpeedsPlug TypeParallelPower TypePlug-InProduct Weight (lb.)10.1 lbVoltage (volts)120Additional ResourcesFrom the ManufacturerWarrantyUse and Care Manual