Lemax Firework Soundbox Battery Operated Item # 74278 Features Include: Sound Accessories Firework Sounds Battery-operated Three "AA" size batteries required Batteries not included A/C adaptable, by using Lemax Power Adaptor L74706 This unit will draw approx. 260mA current at 4.5V DC Approx. size: ( H x W x D ) 1.46 x 4.92 x 2.2 inches 3.7 x 12.5 x 5.6 cm