Our indoor hygrometer thermometer is an effective solution for monitoring humidity and temperature in multiple rooms or areas. These convenient, compact and portable hygrometer thermometers are perfect for tracking of the indoor climate in various spaces. Features -Color:Black -Material:Plastic -Size:4.80X2.80X1.60cm/1.89X1.10X0.63in -Temperature Range: -50°c ~ 70°c -Measuring Humidity Range: 10% RH ~ RH -Battery: 2 x 1.5V LR44 button battery -Power dissipation: 5 milliwatts in working condition -Humidity Display Resolution: 1% RH -Temperature test accuracy: ±1.0 degree centigrade -Humidity test accuracy: ±5%(Room temperature 25 degree centigrade) - Mini digital hygrometer thermometer, with it, ensuring a comfortable and healthy environment throughout. - With their sleek design and practical functionality, these hygrometer thermometers provide accurate readings. - Easily know about the humidity and temperature levels in your home or office with our hygrometer thermometer. - The indoor hygrometer thermometer is designed to provide accurate humidity and temperature readings for your indoor environment. - With their compact size and sleek design, these mini digital hygrometers are perfect for monitoring the humidity and temperature levels in any room. Package list: 20 x Hygrometer Thermometers