Its NOT a kit, its a fully assembled clock, ready to use it, with a standard 12VDC adapter! 12V DC power adapter, standard inner contact is (+) positive.
5.5mm x 2.1mm (not included). Easy 2 buttons, to set up the time on it. 12, and 24 hour mode is.Available, please send me in message which type do you like. The item "NIXIE Tube Clock Vintage Z570M RED Desk clock Unique Remote Control RETRO" is in sale since Sunday, August 23, 2020. This item is in the category "Home & Garden\Home Décor\Clocks\Desk, Mantel & Shelf Clocks". The seller is "bbazs83" and is located in Pest. This item can be shipped worldwide.