If you're into retro electronics or building your own Nixie tube clock, this IN-12 glow tube is exactly what you need! It's a single replacement tube (just the tube, not a full clock) that produces that cool vintage orange glow when powered. The IN-12 is a common type of Nixie tube used in DIY clock projects. This one includes a decimal point, which is handy for clock displays. Made from metal and glass/plastic components. You'll need to know how to wire it into your clock circuit - this isn't a plug-and-play item for beginners. Perfect for repairing an existing Nixie clock or building a new one from scratch. The transparent color shows off the internal filaments nicely. Since these are vintage-style components, they add a unique steampunk or retro-futuristic aesthetic. Handle with care - Nixie tubes are somewhat delicate. A must-have component for electronics enthusiasts, clock makers, or anyone fascinated by vintage display technology. Light up your project with that classic warm glow!