Performing laser as the light source is a laser generator, under the control of the computer, through the laser beam splitter, steering, divergence, scanning process, the laser beam emitted by the water spray nozzle of the water film on the screen. The laser beam from the laser control system programming control, may issue a variety of patterns and colors, shining on crystal clear water film formed on the gorgeous eye-catching exotic effect. Laser show system consists of the laser head, laser power supply, controller and water filters and other components. Laser show generally used in large events, with the fastest speed to seize people's attention and timely expression conveys the content and effect of performance.