• Input Voltage: DC 5V
•  Shell Size: 195mm*60mm*16mm
•  Shell Material: Wooden
•  Chip: STM Integrated Circuit Master
•  Clock chip: DS3231 with high precision

• Packing 
• 1* Semi-finished Clock without IN-14 Nixie Tubes
• 1* Infrared Remote Control
• 1* 5V Power Supply
• 1* Temp Sensor Cable

important, the tubes will not included