The package includes:
1. PCB
2. All components for assembly
3. Assembly diagram
4. Plexiglass panel (Remove blue protective film)
5. Fasteners (rubber feet, plastic screw spacers)
The clock works with any standard 12V / 0.5A, (1A or more) DC (Power supply not included) central pin-positive 2.1*5.5 connector
Tri-colored RGB LED mounted under the NIXIE tube. LED can display any color with a lot of per-defined auto color change effects.
High accuracy RTC inside DS3231
Battery backed-up, DS3231 RTC (real time clock) will stay right on time, set the time once and forget it.
All you need to do is solder all the electronic components, and you will get a nixie clock such as in the photo, and buy nixie tube in-18.