Internal sockets were designed and laser cut, so tubes can be easily replaced without any tool/soldering. Highest quality components for long lasting service. Dd:mm:yy/mm:dd:yy, first 0 hide, 4-8 brightness interval (including 0 tubes off), Daylight Saving Time for Europe/US/Australia/disabled, battery backup for timekeeping during power off (CR2032 in socket).The item "Deluxe ADMIRAL Monjibox Nixie Clock IN18 tubes brass rings" is in sale since Monday, March 2, 2020. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets". The seller is "monjibox" and is located in Bucharest, Romania, 020105. This item can be shipped worldwide.