Sper Scientific 800016 Humidity/Temperature Monitor

Digital Humidity Temperature Monitor - Large Display. Simultaneously monitors both temperature and humidity on an extra large 3-3/16 x 2½" dual display which can be read from across a room. Monitor humidity and temperature in labs, chemical storage areas, clean rooms, stock rooms, warehouses, factories, greenhouses, and outdoors. Recall min/max temperature and min/max humidity readings over any time period or have it automatically reset itself every 24 hours. Stand or wall mount. Comes with 1 AAA battery which lasts a full year. N.I.S.T. traceable certificate of compliance available.