Product Description From the perspective of every digital fan, the Nixie tube is the most classic display device. It was invented in 1955 and was widely used in the 1960s and 1980s. It can display numbers and symbols and handwritten Arabic numerals. It is a beautiful font with strong side layers. The most attractive is the orange light, which feels very warm, especially at night. Cool lights It has a variety of lighting effects, giving people a feeling of awakening, and is very suitable for decoration on the computer to match the atmosphere of the game. Nixie tube protection program The cathode of the Nixie tube will produce a small amount of substance when it is lit and deposit in other shadows that are not lit. It cannot emit light for a long time. If each cathode is lit and the working time is almost the same, the life span is very long. It will be very long, so I will include this program. By turning on the loop jump every few minutes, the life of the Nixie tube will be extended. Nixie Tube Different from the display principle of LED and LCD, the Nixie tube still emits a charming light even after more than half a century. Give people a visually different experience. Q: How does this clock look at the time? A: If the number represents 16 36, it is 16:36. Q: The Clock of the same version are all parts and it takes a long time to assemble. Do I have to assemble this Clock myself? A: The host has been pre-installed before leaving the factory, you only need to install the side brackets. Q: Is it used after charging or connected to a power source? A: This clock is powered by a USB jack and is equipped with a Type-C charging cable. Q: Do I need to reset the time after turning off the power? A: The motherboard has a button battery, which can continue to work even if the power is off. There is no need to reset the time when plugging in after