... :90VAC,50~60HZ 3.max size:980*3000mm/1200*3000mm Car switchable PDLC film1.transperent-on,opaque-off2.voltage:90VAC,50 ... use optical film to create magic effects, Sports?car use it on their car windows, villas, banks, insurance companies, hospitals, hotels, restaurants ... the crystal back projection screen to attract customers. PDLC film for Car