We are offering 35x50cm 12v 1.7w led writing board. Screen dimension: 35x50cmled: rgb smd 5050voltage: 12vpower: 1.7wframe: aluminiumweight: 1.7kgpanel material: glass/polymethy methacrylateapplication: advertising, products display the price is ex factory price, excluding charge for wooden frame in transportation or wooden case packing cost. The cost of pmma is over usd5.72. Each item of product price increase more usd1.31. We can send a free 1.2 metre wire, a free towel, afree 4mm led fruorescent pen. Country of origin: made in china.