I thought it was a jigsaw puzzle

The full front maintenance design of EA640F2 Indoor LED display allows for easy maintenance of the LED module, power supply, and receiving card from the front. The EA640F2 Indoor LED display adopts a standard size panel of 320x160mm, which can be easily assembled and maintained even by a novice. #eagerled #leddisplaymanufacturer #indoorleddisplay #ledvideowall #ledmodule #ledlights