The Xikar Digital Thermo-Hygrometer is designed to alert the user of changing humidity and temperature conditions . Switchable between Fahrenheit and Centigrade. One step calibration button. Push and hold for 5 seconds and unit self-calibrates. Made accurate to +/- 2% at 70% humidity.

Size : 4.45 cm diameter round fits in the same hole as every old analog in nearly every humidor.

- One step calibration button

- Measures 85 mm L x 55 mm W x 11 mm D

- Accurate to +/- 2% at 70% humidity

- Shows temperature in Fahrenheit and Celsius