Features EASY MEASUREMENT The hygrometer has a large test range and high accuracy, and also has maximum and minimum humidity and temperature retention. Practical Tool This thermometer can accurately test both the temperature and humidity of -10℃~+50℃, ie +14℉~+122℉ and 20%RH ~ 90%RH. IDEAL GIFT You can give this temp tester to your family, friends and loved ones on Christmas, anniversaries, birthdays, etc. Other Function:Support 12 and 24 hour time display, time display function, alarm function and calendar function, very convenient. Better viewing: The large screen allows clear digital display, which also greatly simplifies operation for comfortable use. Specification: Item Type: Thermometer Material: ABS Purpose: For temperature and humidity detection. Battery: 1 x 0.5V AAA battery, without battery. Temperature detection range: -10℃~+50℃, ie +14℉~+122℉. Humidity detection range: 20% RH~90% RH Package list: 1 thermometer 1 x user manual (English language not guaranteed). Note: 1. If the machine is defective, replace the battery. 2. Please put the battery back to the designated place after use. Package List 1 x Thermometer 1 x User Manual