... hours 3.16 kinds of flash modes 4.CE&RoHS led display board GL-ATDetailed features:1.Fashionable design: acrylic board with ... modes control by a button on side of the frame5.Long service life: 80,000-100,000 hours6.Installation: Easy to ... , café, retail stores, shopping malls, bookstores, bars, nightclubs, supermarkets, window display, to promote new items or discount items.2.Festivals, holidays ...