the symbol for master light switch is showing on consol what does this mean on 2010 BMW 328i

what is the master light switch and what does it do

by in Fort Lauderdale, FL on December 09, 2013
1 answer 1 comment
ANSWER by , December 09, 2013
look in owners manual
COMMENT by , December 09, 2013
wise guy if I had the owners manual I wouldn't be asking the guestion putz