Clear and visible display The large LCD keeps the Celsius temperature clearly visible from any angle with bright, high-contrast digits for quick reading. Optimal air quality alert Monitors home humidity to show an air comfort level and indicates dry, comfortable, or humid states through an intuitive comfort guide. High accuracy detection Delivers precise ambient readings with updates every 10 seconds, with a tolerance of +/- 0.1 C for temperature and +/- 5% RH for humidity. Effortless monitoring Powered by a coin cell battery, it highlights the current temperature and humidity and is easy to use with a single-button control. Practical use scenarios - Living room or bedroom: maintain comfortable conditions for family and overnight peace of mind. - Nursery: monitor baby environment to ensure suitable temperature and humidity levels. - Home office or storage area: helps sustain optimal conditions for work, electronics, or stored goods. Compact, reliable, and ready for desk, shelf, or nightstand placement, this unit provides dependable temperature and humidity readings with straightforward operation.