100000h' led writing board with new model

led writing board with new model1. Frame material : Aluminum.2. writing area material :high quality ultra-glass.Technologydataof led writing boardModelNO.ED01-P34ED01-P46ED01-P57ED01-P68Producesize30*40CM40*60CM50*70CM60*80CMSIZE(INCH)11.62*16.1415.16*23.4319.09*27.7623.03*31.69InputpowerAC100V-240V/50/60Hz1AOutputpowerDC12V/1000mAmaxpacking1piece/box,5or10boxes/cartonPackingsize46*37*3CM41.5*61.5CM51.5*72.5CM61.5*82.5CMG.W/N.W2.1kg/1.6kg3.1kg/2.6kg4.4kg/3.9kg5.9kg/5.2kgLife Time: 100000 HoursNow Five sizes available: 25*35, 40*50, 40*60, 50*60, 50*70, 60*80CM.Any sizes could be made according to your needs .PS: Pay attention not drop the water into the LED circuit, it might demage the circuit. led writing board Package content: 1. Fluorescent writing Board 2. DC Adaptor 3. Clearing Cloth 4. Maker pen (Optional extra) 5. One triangular Easel (Optional extra) 6. Warranty Card.