[Reliable accuracy] The measurable temperature range: -50 + 70 (-58 F + 1588 F), temperature measurement accuracy: 1.0 ( 1.8 F), resolution of temperature: 0.1 0.2 (0.2 .) F) Measurable humidity range: 10% RH 99% RH, humidity measurement accuracy: 5% RH, resolution of humidity: 1% RH. [Easy installation] It can be placed on a table or bookcase, also can be stuck on the wall with wall stickers or on the hanging holes of a thermometer, hygrometer and hygrometers can be worn and then placed on your body. [Easy to read] Larger font indicates current temperature and humidity. [humidity, temperature and temperature monitoring] This portable thermometer-hygrometer measures indoor humidity and temperature to help you understand indoor air conditions. [Wide Applications] Mini LCD digital thermometers, thermometers and hygrometers are very popular