Pros can be adjusted to any angle very simple operation very good build quality relatively quiet grill can be removed for cleaning but you need a screwdriver the rubber plastic feet do a good job of preventing the fan from moving during operation another fan i have that doesn’t have these tends to slide around on the desk when it’s on can be plugged into pretty much any device with a usb port including laptops desktops portable power banks car usb ports and wall power outlets using a wall adapter comes with usb wall adaptercons while it moves a decent amount of air it’s not that impressive and not as much as another usb fan i own at a similar price point which also has the advantage of being battery operated in addition to usb only one speed setting takes a minute or so to get