The -g flag installs it as a global module.
Install the from the Chrome Webstore.
You can run Lighthouse in Chrome DevTools, from the command line, or as a Node module.
A Lighthouse report Run PageSpeed Insights To run Lighthouse on PageSpeed Insights:• 이 시대를 가장 잘 표현한 구절이 오늘 본문 말씀 호4: 6임.
See for an example of how to generate JSON output from the command line tool.
Download.