CASIO Sauna Watch SAN-100H-1BJR Color: Black This is a wristwatch for sauna enthusiasts, the "Sauna Watch." ・Easily switch between sauna mode and normal time mode with a single button. ・Can be used with confidence in high heat and humidity. ・Easily switch to a 12-minute timer for sauna sessions. ・The hands are coated with luminous paint, allowing you to check the time even in a dark sauna room. Movement: Quartz (battery-powered) Water resistance: 5 ATM Weight: Approximately 25g Wearable size: Free size Height: Approximately 40.2mm x Width: Approximately 35.4mm x Thickness: Approximately 12.9mm Accessories: Instruction manual (Japanese) & warranty, dedicated box for this series All items for sale are new, unused, and authentic products purchased by myself. Items are listed together by brand. You can view the list of items for sale from #Monotaro_Casio. We offer immediate purchase approval. Our store deals exclusively in authentic products, so please feel confident in making your purchase.