The Incubator Warehouse's thermometer hygrometer has many features that you won't find in other models including wider temperature and humidity measurement ranges, more accurate temperature reading, AAA battery included, flip out stand, and backed by the Incubator Warehouse's 1 Year Hassle Free Guarantee A must have with every incubator -Great for use with hatching eggs, quail, chickens, geese, pheasant, reptiles, pet cages, brooders, and much more * Measures and displays temperature in Celsius or Fahrenheit (Switch on back) * Measures and displays relative humidity * Memory function to recall minimum and maximum humidity and temperature readings * Very compact 3 3/8" x 2.5" with LARGE easy to read LCD screen * Flip out leg stand for easy placement (on back) * Measures Temperature readings 14 deg to 140 deg F (-10 deg to 60deg C) +/-1.8 deg F (+/-1 deg C) * Measures Humidity readings between 10-99% +/-5% * Requires 1 AAA battery - INCLUDED * Backed by Incubator Warehouse's 1 Year Hassle Free Guarantee