Automatically determine the day of the week. USB interface for battery charging.Power supply: 3.7 V (built-in battery). Board size, mm 60x70 mm. Digit height: 10 mm (due to the high contrast numbers are easy to read, even from a long distance). The goods are ready for orders. The item "Exclusive Tube Clock (nuclear clock) nixie tube watch meteo station steampunk" is in sale since Wednesday, May 15, 2019. This item is in the category "Home & Garden\Home Décor\Clocks\Alarm Clocks & Clock Radios". The seller is "mainenot" and is located in Vladimir. This item can be shipped worldwide.