Taylor offer a beautifully big digit Hygro-Thermometer, which works well in various settings which you may store a guitar such as the home, office or studio to monitor the relative humidity levels which help protect a guitar from the adverse effects of high or low humidity. Necessary to keep your guitar performing in top shape at all times, the device features an easy-to-read display which shows the temperature and humidity simultaneously. Also included on the display is built-in memory stores and low battery indicator. Use freestanding on a flat surface or easily mount on a wall.