This indoor thermometer allow you to easily and fast know the environment temperature and humidity around you anywhere. Perfect to use in Reptile ,aquarium, poultry ,office, bedroom, living room, incubators, brooders, cigar rooms and any other place that requires monitoring of temperature and humidity levels. 2 in 1 Meter: digital electronic thermometer and hygrometer for measuring temperature and humidity for indoor use. Precision: Temperature Range: -50 ~ 70,and temperature measurement accuracy up to +/-1C Celsius Degree (under normal temperature); Relative Humidity Test Range: 10%RH - 99%RH, humidity measurement accuracy +/-5%. Easy to Read: with LCD display, better visual effects, you can see the temperature or humidity in the distance. This lcd thermometer has a probe, which can test some places in deep.Specification: Type:Digital Thermometer Hygrometer Material:ABS Screen:LCD display External dimension:1.89x1.13x0.6in (48x28.6x15.2mm) LCD size:1.4x0.66in (35.7x16.8mm) Weight:1.2oz (35g) (2 button cells included) Humidity measurement range:10%-99% Humidity measurement accuracy:+/-5% Humidity sampling period:10 seconds Rated voltage:DC 1.5V (2 LR44 button cells) Temperature measurement range:-50 ~ 70 Temperature measurement accuracy:+/-1 Celsius Degree (under normal temperature) Package Includes: 2 x Mini Digital Thermometer Hygrometer (Battery include)