Shatter- and weather-resistant case, lens, and dial make this clock tough enough for indoor or outdoor use. Durable clock that's built to handle the elements of nature. Features hour, minute, and second hands for precise reading. Clock is designed to get the most out of every battery, saving you time and money. Uses 1 AA battery (sold separately).Shatter- and weather-resistant case, lens, and dial make this clock tough enough for indoor or outdoor use. Durable clock that's built to handle the elements of nature. Features hour, minute, and second hands for precise reading. Clock is designed to get the most out of every battery, saving you time and money. Uses 1 AA battery (sold separately).