Umphumela ongokoqobo welangabi ungakhiqizwa umlilo (izibani ze-LED) kanye nokupholisa (inkungu).Ungakhetha "ilangabi elithambile" noma "ilangabi elinodlame" ngokuthinta okufushane noma ukuthinta okude kwenkinobho.Ngalesi sashicileli samafutha Essential ebusuku, njengokuhlala eduze neziko, uzozizwa uphumule futhi ululama.