D'Addario Planet Waves Humidity & Temperature Sensor
A must have! The most accurate digital hygrometer we have found for use in your case or in the room where you store your instruments. This is a vital piece of equipment for the conscientious guitar owner. It is programmable and the digital display will indicate when it is time to add humidity to your instrument's environment. Also acts as a thermometer and has a clock and calendar. More Details...
- Indicates accurate relative humidity levels ranging from low (under 20%) to 99%
- Temperature is displayed in either Fahrenheit or Centigrade, ranging from -32F to 122F (-35C to 50C)
- Memory feature indicates recent high and low levels
- Built-in clock and calendar
- LCD Display
- Requires one CR2032 battery (included)