Hygrometer - Digital
Simultaneously monitors both temperature and humidity on an extra large 3 3/16" x 2 1/2" dual display which can be read across a room. For labs, chemical storage areas, clean rooms, stock rooms, warehouses, factories, greenhouses, and outdoors. Monitor dessicators, incubators, refrigerators, and fume hoods. Recall min/max temperature and min/max humidity readings over any time period or have it automatically reset itself every 24 hours. Stand or wallmount. Comes with 1 AAA battery which lasts a full year.