The installed base of smart street lights will reach 31.2 million in 2023, growing at compound annual growth rate (CAGR) of 24.5 percent, a research says. The installed base of smart street lights was 10.4 million worldwide at the end of 2018. Europe is the leading smart street lighting market accounting for nearly 40 percent of the installed base, said a new research report from the IoT analyst firm Berg ...