Product Description High-quality hygro-thermometer made of stainless steel. This hygro-thermometer provides reliable and comfortable room temperature and humidity monitoring. Comfort zones indicate when ventilation or humidity adjustment may be needed, helping maintain a comfortable indoor environment. Features: - Mechanical operation (bi-metal) without batteries or liquids - High precision and resistant to interference - Durable construction with housing made entirely of stainless steel and glass (no plastic) - Decorative design suitable for wall mounting or tabletop placement (includes removable bracket) - Ready to use; includes calibration screws for manual adjustment if needed - Includes care instructions via email and on device - Customer support available for questions on use and calibration Note: This hygro-thermometer is designed for home use and provides reliable readings within the standard range of 25–80% RH. It is not intended for extreme environments such as saunas or steam rooms. As with all analog hygrometers, a measurement tolerance of ±5% relative humidity (RH) or ±1°C (temperature) should be expected.