CASIO Sauna Watch SAN-100H-7BJR This is a waterproof CASIO sauna watch, perfect for saunas, hot springs, rock baths, and public bathhouses. It has a unisex design that is easy to use, and a simple dial for excellent visibility! It has a timer function, making it very convenient for managing sauna and bathing times. Guaranteed for use within 15 minutes while worn on the wrist, up to a set temperature of 100°C. The SAN-100H has the following specifications: approximately 40.2 x 35.4 x 12.9 mm, weight approximately 25 g. * Model number: SAN-100H-7BJR * Condition: Very good (minimal signs of use) * Unisex, for both men and women * Waterproof, with reset and mode functions