Music where and when you want -- indoors or out! weather- and humidity-resistant high-impact black molded case with matte silvertone bezel accents the mid-century silver-tone Arabic numerals on a multi-layer dial. Quiet sweep (no ticking) second hand. At night or in low-light conditions, the dial automatically illuminates and shuts off when ambient light returns. All-weather Bluetooth wireless stereo speakers stream music or programing from any bluetooth -enabled device. Universal charger included for the removable Bluetooth system battery. Requires (1) AA battery for clock and (3) d cell batteries for lighting system, not included. Moisture & weather resistant, can be used outdoors White leds automatically turn off and on in low light Bluetooth wireless stereo speakers stream music or programming from any bluetooth-enabled device Universal charger for bluetooth system battery included Operates on (1) aa battery and (3) d cell batteries, not included Power source type: Battery Operated