Rated number 6 in Kids Gift! Ghost optical illusion capture attention at night and dark environment, new-tech entertaining, the lamp itself is Flat. Usb powered LED life span: 10000hours Durable made of millimeter acrylic glass Smart touch button & easy to use：toggle between 7 single-color modes and 1 flashing mode.7-color One button touching to choose color changing mode 7 colors red, green, blue, yellow, cyan, purple, white change gradually or just choose one fixed color.