Product details Product Dimensions ‏ : ‎ 0.39 x 0.39 x 0.39 inches; 1.73 Ounces Item model number ‏ : ‎ HDC-700-3A2VDF (D178) Department ‏ : ‎ Mens Batteries ‏ : ‎ 1 LR44 batteries required. (included) Date First Available ‏ : ‎ February 17, 2020 Manufacturer ‏ : ‎ Casio