1. When the swicth is turned on, it will flash constantly. 2. Available with red, yellow, green, blue and seven colors of LED. 3. This ke-press style flash ice cube is quite excellent for using in BAR, DISCO and NIGHTCLUB. Item name: HG-0511-Inductive LED Flash Ice Cube QTY: 288pcs/ctn. N.W: 8KG G.W: 9KG Ctn. size: 49*38*23cm