I've used it for about a week after purchasing it, but it's almost unused. I personally couldn't get used to the settings for the function keys, so I switched to another keyboard. Please refrain from purchasing if you are sensitive to used items. [Product Overview] 1 x Wooting 60HE+ ISO No Keycaps - Linear60 - ARM Rev1 1 x Wooting PBT Keycaps US-ANSI / UK-ISO - Just Black 1 x Travel Case for 60HE Protect your 60HE