To Digit Nixie Therm IN-14  russian Tubes
Features
Display range: 0  to 99  (Celsius or Fahrenheit)
Temperature sensor: Maxim-Dallas DS1820, accuracy 0.5 K
Power supply: AC power adaptor, 12 V to 15 V DC
Current consumption: 170 mA at 12 V
Tubes: Russian IN-14, 13-way solder connections
Microcontroller: Atmel AT89C2051 (programmed)
Options: Choice of Celsius or Fahrenheit display
Tube illumination
LED trend (warmer/colder) indicators

Power supply 12v-1A dont included!!!!

Is ready plug and go