You may have similar power adapter in your house because such type power adapters are popular and widely use. Hours, Minutes and Seconds display. 12 or 24 hour operation modes. Date display in either DD/MM/YY or MM/DD/YY format.
Simple time setting using three buttons. Standard, crossfade and scrollback display modes.
"Slot Machine" Cathode poisoning prevention routine. Programmable RGB LED tube lighting. Auto increase of adjusting value for quick time setting. Neon colon indicators blinking at 1 Hz. Tubes are driven in high frequency dynamical indication and provide service for many years. All settings are stored in non-volatile memory.Time accuracy (+/- 1 second per month) is provided by built-in RTC (Real Time Clock) based on extremely precise DS3231 module with temperature compensation and backup with CR2032 battery. Not AC frequency dependent - works in all countries.