Calibration of Time and Temperature. All settings are stored in memory.Scrolling effect slotmachine numbers, and for displaying the date / temp. Simple operation using three buttons. Tubes: LC-513 / Z560m / ZM1020. Clock requires 9V DC power supply. Power supply and case are not included. You can use any 9V, 300mA (or more) DC adapter with 5,5mm/2,1mm barrel plug autput connector (+inside, - outside). Set includes diagrams and instructions. When you have a problem with the submission I always serve to help You. See my other Nixie clocks. The item "Nixie Tube clock KIT 6x LC-513 Z560M ZM1020 Date Temperature Tubes NOT Included" is in sale since Thursday, September 14, 2017. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets". The seller is "retro-nix" and is located in Krakow. This item can be shipped worldwide.