... glass writing board without any scratches on the surface3.RGB Color LED (red+green+blue) & 38 kinds of flash ... button or use the remote controller.4.Erase easily with soft cloth.5.Normal size: 60*80, 50*70 ... : more than100,000 hs.7.High quality power charger with SAA, CE, UL approval, the power plug is ... Euro plug, AU plug, UK plug and GB plug.8.Spare parts: marker pens, power adaptor, cloth, tripod ...