About indoor Thermometer Humidity Gauge: 1.Houswill digital thermometer hygrometer can help you monitor the indoor temp and humidity.The Environmental Protection Agency (EPA) suggests maintaining The acceptable range of humidity for a healthy home is 30-50%,the values are updated every 10 s. 2.With mini and compact design,it is perfect for car,dinning room,incubators,brooders,cigar rooms,dinning room,baby room and etc. Large LCD and Bold Digits: Unlike other similar digital Hygrometer thermometer,our houswill indoor thermometer is built with large LCD display,you can read the big digits easily and it is ideal for the elder whose eyesight is not well. Touchscreen and Backlight Design: 1. It seems that more and more people would love to purse a simple and convenient life. So our indoor thermometer is designed with touchscreen,it is easy to use and operate in our daily life. 2.It allows you still see the detailed digits in dim light conditions or at night with the Indoor Hygrometer,since we have added the backlight function according to the previous customer market survey needs. 3 Placement: Put it on the table or other flat surface with the retractable holder. Attach it on the refrigerator or any other magnet surface. Hang it on the wall with the special hole design. Specification: Temperature measuring Range: -58°F to 158°F (-50°C ~ 70°C) Temperature Accuracy:±1°F/°C Humidity Measuring Range:10% to 99% RH Humidity Accuracy:±5%RH Humidity/temp Measure Cycle:10s Warranty: We provide you 30 days money back and 1 year warranty with our houswill products.