Casio Sauna Watch (Orange) The Sauna Watch is a wristwatch designed specifically for saunas. It features a 12-minute timer function that allows you to switch between "Sauna Mode" and "Normal Time Mode" with a single button, making it easy to manage your time in the sauna. It's designed to withstand temperatures up to 100°C and features a waterproof case and a condensation-resistant resin structure to prevent fogging, ensuring reliable use in sauna environments. With its simple operation and intuitive button layout, you can focus on your sauna experience without unnecessary stress.