ZM1020 tubes in WALLE by Monjibox original design. Manufactured from walnut, copper, wires and passion. Sockets used, so tubes can be replaced without tool/soldering. High quality components for long lasting service.
Dd:mm:yy/mm:dd:yy. 4 daily brightness interval (including 0 tubes off). Automatic Daylight Saving Time for Europe/US/disabled. Battery backup for timekeeping during power off (CR2032 in socket).