FRE11M High Visibility LED FREE WI-FI Sign. LED Sign Offers Three Display Modes Including Steady On, Flashing and Crawling. Size 9 3/4"Hx18 3/4"W High Visibility LED Signs let you stand out in the crowd and sell. All models offer three display modes "steady on", flashing and crawling. FREE WI-FI 9 3/4"Hx18 3/4"W. Super Bright Acrylic Protective Covering Long Lasting Energy Efficient Easy to Install .