Keep your cool while enjoying the outdoors with this stylish wall clock. it features a large wall clock with roman numerals. there is a hygrometer between 7 and 8 that measures the humidity in the air and a thermometer between 4 and 5 that measures the air temperature. this is a great way to keep in time with the summer heat. product features: large round outdoor wall clock face features roman numerals equipped with thermometer to measure temperature features a hygrometer to measure humidity requires (1) aa battery; not included recommended for both indoor and outdoor use water resistant, but keep out of direct sunlight 1 year limited warranty dimensions: 18” deep material(s): weather resistant plastic