... using life 2.dazzing,shinning 3.writing and erasing easily LED Fluorescent hand writing board Specifications 1.Material of writing area ... .Light Source:7 color circle and single color adjusted.8.Flash speed:Can be adjusred9.Come with stand:yes10.Come with ... stations, supermarkets, car parks, companies, schools, churches,etc.1.Taday,led writing displays is used in nights and days, especially dazzling ...