The presentation is elegant packaging "classy" & all looks good. Warning: Some antivirus block the automatic execution of the access to the key, simply open it "manually". It is best to use a full format by clearing the "quick" check before first use. The read / write is fast and a small LED flashes during treatment (see center circle). Thank you to the seller who delivered the product in a very short time, in perfect packaging, also deserves 5 stars. If you need a USB stick with sufficient capacity for general purposes, please, take advantage of the opportunity, given its unbeatable price ...