NJ-IOT-520 is the fifth generation of intelligent street lamp gateway that can be independently developed and produced by new energy technology, It is a new type of remote central control equipment for outdoor use specially designed to meet the needs of intelligent end users for remote intelligent control of equipment, On the basis of the previous generation of smart gateway, the upgrade and improvement, In a much smaller volume, Signal stability, Online rate of 99.9%, High integration degree, Reserved multifunctional interface, More sensors and devices can be accessed, Aveveraging 2G / 3G / 4G networks