Rare ex-USSR made New from old stock Nixie Tube IN-15A 15pcs/lot, has a nice vintage looks, and warm neon glow. All tubes tested and 100% working. IN-15A is a nixie tube to display the following scientific symbols: -, +, %, n, k, M, m, P and others.Tube size: 31mm x 21mm x 28mm (1.22" x 0.8" x 1.12");Symbol height: 18mm (0.72");Supply voltage: 170V;Working current: 3mA.Thank you for interesting my goods! See all of my list, I have many interesting items! Also, if you didnt find what you want - ask me to find anything of Soviet electronics and decor!