High Monitoring: Equipped with a robust sensor, the hygrometer offers a humidity measurement range of 10%-99% with an accuracy of ±5%-10% at 25℃. It updates every 10 seconds to you receive the most current and precise readings. Extensive Temperature Range: This versatile device can measure temperatures from -50°C to +70°C with an accuracy of ±1.0°C. Ideal for adjusting your environment using a humidifier or other means to maintain optimal living conditions. Ideal for Various Environments: Whether it's your home, greenhouse, or musical instrument room, this portable thermometer hygrometer helps you maintain the perfect humidity and temperature, enhancing comfort and protecting your valuable items. Compact and Portable Design: Powered by two LR44 button batteries (included), this sleek unit measures just 48 x 28.6 x 15.2 mm. Its small size and stylish design not only functional but also a decorative addition to any room. Widely Applicable: The digital thermo-hygrometer is a must-have tool for monitoring environmental conditions in living rooms, wine cellars, basements, warehouses, baby rooms, and more, ensuring optimal humidity and temperature levels. Colour:black Material:plastic Package Contents: 8 * Temperature and humidity meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.