WIDE USAGE: Applicable for home, office, car, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories and places equipped with air condition, etc.

INDOOR HUMIDITY MONITORING: This portable hygrometer thermometer Measures Indoor humidity and temperature in time, help to adjust the humidifier, dehumidifier settings and humidistats, great for monitoring family''s living conditions and health by preventing colds, dry skin, asthma, mold.

HIGH RELIABILITY & ACCURACY: Fast response that measures every 10 seconds with 24 sensitive VENTS to provide updated and accurate readings, wide measuring range that measures temperature from 0.0° to 50.0°, measures humidity from 10% to 99%. (Please allow for a certain amount of error)

EASY READ & OPERATION: Temperature range is Celsius only on this model, bright and black front panel with a clear LCD display, easy to read even from a far distance. 【Note: There is a hole in the case to the circuit that is marked C/F . Please use a paperclip to press the circuit through that hole. It will switches from C to F.】

100% SATISFACTION GUARANTEED: Contact easy. By visiting us to chat, send us email or call us directly. Return easy. If, for any reason, you are unsatisfied with your purchase, you may return it in its original condition within 60 days for a refund.【Note: Fahrenheit (°F) or Celsius (°C) conversion, Temperature accuracy +/-1°C, Humidity accuracy +/-5%】