Outdoor waterproof LED advertising light boxes

Outdoor waterproof LED Advertising light boxes Specification : 1.The LED Unframed light boxes solved the size of panels and screens are restricted problems, indoor and outdoor no size restrictions. 2.Power consumption of super-large light box is 70W/sq only.Customer saves electricity for three years equals light box free use more than 5 years,solving the big problem of 200-300W/sq consumption of traditional light box. 3.Service life of super-large light box more than 100,000