Tubes are back lighted by 6 RGB 5050 SMD LEDs. LED color change sequence and brightness controlled by included IR remote. Nixie Tubes are R ussian IN-14, diameter is 5/8", glowing digits height is 3/4".Tubes are new old stock, manufactured in 80's with S oviet quality control stamp. And power adapt er (Plug in US version) are included. User programming manual and circuit diagram are included.
Nixie tube is neon-filled numeric display, also known as' N umicator' developed in early 50's by Haydu Brothers Laboratories. Clock dimensions: 7"W x3"Tx3D.The item "Nixie 6 tube alarm clock IN-14 tan acrylic case RGB LED up light with remote USA" is in sale since Wednesday, November 7, 2012. This item is in the category "Consumer Electronics\Other Consumer Electronics".com" and is located in Chicago, Illinois. This item can be shipped worldwide.