Ideal for sauna owners, spa operators, and wellness enthusiasts seeking a reliable climate control solution for rooms. Maintenance mechanical operation provides years of dependable performance in humidity environments, making it an essential sauna room accessory. Engineered with an aluminum frame and glass lens, this wallmounted sauna thermometer hygrometer delivers precise temperature and humidity readings without requiring batteries or electrical power. Featuring a corrosionresistant mechanical design with oversized analog dials, this sauna room accessory offers clear visibility and spacesaving wall installation for continuous environmental monitoring. Key benefits Function: dual thermometer and hygrometer for temperature and humidity Material: aluminum frame, glass lens Power: battery and does not require electrical power Durability: corrosionresistant construction suited for humid environments Installation: wallmounted, spacesaving design Use scenarios In a home sauna, mount on the wall to monitor current temperature and humidity during sessions. In spa or wellness facility steam rooms, place where staff can quickly verify environmental conditions between treatments. In gyms or public wellness areas with damp environments, use to maintain comfortable, safe conditions and protect room finishes.