The production range can be expanded, and the set-top box provides the expansion of a second nozzle system. CodeCenter 2 expands production scope. The set-top box provides expansion of a second sprinkler system. Creates a high-performance system at an attractive price. The operation of this system is the same as CodeCenter. The 12-inch terminal is based on CodeCenter software and can be used individually or simultaneously with two nozzles according to needs. Each nozzle has an independent 3.5-inch maintenance display, which can display the status of the nozzle and complete operations.