Duttek Sauna Hygrometer – Precise Humidity Gauge for Sauna Roomsk, Humidity Range 0-100% 1Pack

["Features: The hygrometer is in a circular disc shape, easy to install in different places. Each humidity meter has a hook hole on the back, making it convenient to install in any sauna room.","Specification: The hygrometer has a diameter of approximately 3.94 inches, is compact in size and easy to carry. This analog device can accurately measure humidity (0-100%), helping you maintain a perfect sauna environment and enjoy relaxation and good health.","No batteries required - This analog sauna hygrometer operates without batteries or external power sources, ensuring worry-free and long-lasting use.","Essential for sauna enthusiasts - perfect for traditional Finnish saunas, infrared saunas and steam rooms. Ideal for both home and commercial use.","Sturdy and Durable: Crafted from high-quality aluminum alloy and featuring a glass surface, it is easy to maintain. Just wipe it with a towel and it will be clean and clear immediately. Sturdy and durable, it can accurately measure humidity and ensure the long-lasting performance of all sauna experiences."]