image/svg+xmlOpenclipartinfo_lightbulb2007-04-09T12:34:48A lightbulb with a green "info" icon superimposed on it. Suitable for use as a "tip" or "info" or "idea" icon.https://openclipart.org/detail/3836/info_lightbulb-by-selanitSelanitbulbiconinforemixtip