Monjibox Hepatgon Nixie Clock  Olive wood case with unique nature pattern oiled. Nixie Tubes type IN8 with normal "5" Features: - Daylight Saving Time (DST) for US / EU / disabled; - Incorporated battery for maintaining timekeeping during power outage (battery type CR2032 in socket); - Calendar until 2099; - 10 user programmable brightness levels (including 0 for tubes off); - 4 Daily intervals for auto-adjustment of tubes brightness;  - First zero hide option; - 12 or 24 hour format; - date format DD:MM or MM:DD (user select); - Precision better than 1 minute per year; - Direct tubes brightness control by rotating the encoder. All settings are based on a single button, located at the back of the unit. Push to select, rotate to adjust.  Power supply adapter included 100-230V input, 12V stabilized output,  EU plug type. For some countries socket adapter for outlet (not included) may be required. For US - wall adapter plug included. Size: approx. 125 * 125 * 80 mm (including tubes). Safe packaging. Priority shipping with tracking options. Danke!