Quantity   Component name
1 × PIC16F886 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
2 × HV5122 Interface and IO ICs / Peripheral Drivers and Actuators
1 × DS1302 Clock and Timer ICs / Real-Time Clocks
1 × 5V to 170V Boost Converter Module https://www.ebay.com/itm/170V-DC-High-Voltage-Power-Supply-Module-Transformer-PSU-Nixie-Tube-Magic-Eye/173435118579?hash=item286189e3f3:g:fFQAAOSw2GJbW2c7