Duo LED light and wireless speaker made of Aluminum alloy. Iron carabiner at top for easy on the go carry along. Playback time is approximately 2.5 hours, depending on usage. Must be charged prior to first use. Charge time varies by device. Minimum 2 hours. Instructions and charging cable included. FCC approved.Item Size: 1.3 W x 3.94 HImprint Area: 1.25 W x 0.5 H