This is a great gift for Christmas, birthday, kids, boys, girls. Great 3D laser engraving. <br> <br>The crystal ball is adsorb in a primary base. <br> <br>The product Requires 3 Button batteries (includ)and just switch on the power button to start it lighting. <br> <br>The whole sphere looks beautiful and create magical atmosphere. <br>And we are glad to bring this excellent design for every customers in order to make your life wondeful. <br> <br>Package include: <br>1 X Crystal ball 1 X base(Please kindly note there is no adapter included, )