... hours.9. Warranty: three year.10. Ideal for:shops,business,hotel,auto dealers,hospital,school.real estate...11.Usage:outdoor or ... indoor widely used of advertisement, supermaket ,shop,center, hotel,hospital etc.Our company is specialized in making all sorts ... including LED Resin Sign,LED Acrylic Letter, LED Metal Letter, Backlit LED Letter,various kinds of advertising signboard and light box ...