Modern electronic included for stability and time accuracy: Timekeeping is based on a highly accurate real-time clock with an integrated temperature-compensated crystal oscillator. Reliable design proved in tens of clocks built on this. Precision better than 1min / year!Or, in other words, max 1sec / week. Battery for maintaining accurate timekeeping when main power off (CR2032). Stabilized high voltage for tubes, high efficiency power supply, low heat and long life. Power supply is universal adapter 100-230V input, 12V stabilized output, included in the package. For some countries socket adapter for outlet (not included) may be required. For US wall adapter included. Setting are based on a single button, a rotary encoder located in the back of the unit. Push to set, rotate for up / down.
Your questions are always welcome, please do not hesitate! The item "Dual Display Combo Clock Thermometer Hygrometer Nixie Clock with IN12 IN14 Tubes" is in sale since Wednesday, April 7, 2021. This item is in the category "Sammeln & Seltenes\Technik & Geräte\Elektronenröhren\Spezialröhren\Ziffernanzeigen & Nixies". The seller is "monjibox" and is located in Bucharest, Romania. This item can be shipped worldwide.