Here is another awesome handmade Nixie clock for your man cave. This Steampunk Tractor IN-18 Nixie Clock is made with metal and leather. It supports 12/24-hour time format. It can also display the date every 5 minutes. This Tractor Nixie Clock has a K155ID1 driver.
This Nixie clock is powered by a 12V adapter. It has a battery inside to remember your clock settings in case of a power outage.