A. Product content: 1 indoor analog hygrometer thermometer B. 1. It is reliable – This hygrometer and thermometer offers reliable measurement values and can be used to control air humidity and temperature, helping to create a comfortable and healthy indoor environment. It is suitable for use in living rooms and offices (not for saunas). C. 2. It is ready to use – The device has been calibrated at the factory and can be used directly. It also comes with a calibration screw for fine adjustment. D. 3. The housing and the detachable bracket are made of stainless steel. The aluminum dial is finely crafted, resistant to rust, durable, and has an attractive appearance, which can add an elegant atmosphere to the environment. E. 4. The display is convenient – Humidity and temperature are shown in an analog way on a 12 - centimeter large display, making it easy to read. The comfort zones are marked by colors, suggesting when ventilation or an increase in air humidity is needed. F. 5. It is long - lasting – Unlike digital devices, this hygrometer operates without the need for batteries or liquids, being environmentally friendly and cost - saving.