Handheld Digital Hygrometer Thermometer LCD Display Backlight Moisture Tester Gauge for and Agricultural Use Hygrometer, 0~100% RH/-30~60°C

【Dual Display】 - This digital hygrometer is designed to combine the functions of a hygrometer and a thermometer. Temperature range: -30°C~60°C (-22°F~140°F). Humidity range: 0~100% RH. The hygrometer is small enough to easily fit in your pocket. You can carry it with you anytime, anywhere. 【Dual Display】 - This digital hygrometer is designed to combine the functions of a hygrometer and a thermometer. Temperature range: -30°C~60°C (-22°F~140°F). Humidity range: 0~100% RH. The hygrometer is small enough to easily fit in your pocket. You can carry it with you anytime, anywhere. 【Multi-function】—Psychrometer with adjustable LCD backlight to clearly display temperature and humidity data simultaneously, max hold and min hold function, automatic shutdown without operation to save power. 【Easy to Use】—Normally, hygrometers are calibrated before shipping, so there is no need to calibrate them. If you need to calibrate them, a primary standard source is required. We recommend that only professional engineers calibrate the meter. 【About Us】--The hygrometer thermometer comes with an easy-to-read user manual. If you have any problems or suggestions about our moisture tester gauge, please let us know. We provide 7*24 hour technical support and customer service.