Bright LCD for All Angles: large LCD screen displays temperature in Celsius with clear readability from any viewing angle. Comfort Level Indication: monitors indoor humidity and shows dry, comfortable, and humid statuses with a clear comfort indicator to support aware air quality management. Precise Humidity Measurement: updates every 10 seconds; temperature accuracy ±0.1°C; humidity accuracy ±5% RH for reliable environmental assessment. Effortless Monitoring: coin cell powered; highlights temperature and humidity readings; easy onebutton operation for quick access. Use scenarios Home environment: place in the living room or bedroom to monitor climate and maintain comfortable air conditions. Nursery or childcare: monitor humidity in a baby's room to help prevent dry air or excess moisture. Small office or storage: keep an eye on conditions in a workspace, greenhouse, or storage area to protect belongings and work comfort.